Glossary Terms

6-lobe coating refers to a specific type of surface treatment that involves applying a protective layer to screws with a six-lobed drive design. This treatment enhances corrosion resistance and durability, commonly used in high-performance and precision applications. Read more

Acme threads have a trapezoidal shape, providing strong and smooth movement. Acme threads are used in lead screws, industrial machinery, and applications requiring precise linear motion and high load-carrying capacity. Read more

Anodized coating is an electrochemical process that increases the natural oxide layer on aluminum screws. Anodized screws have enhanced corrosion resistance, surface hardness, and can be dyed in various colors, making them suitable for decorative and functional applications. Read more

Auger point screws have a tip with cutting edges designed to drill into wood, providing clean penetration. Auger point screws are used in woodworking applications, offering quick installation and strong holding power. Read more

Binder head screws have a flat top and a slightly raised, rounded bearing surface. Binder head screws are used in applications requiring a larger bearing surface and a smooth, rounded appearance. Read more

Blunt point screws have a flat, non-piercing tip, designed to prevent damage to the material. Blunt point screws are used in applications where a smooth contact surface is required, such as in set screws and adjustments. Read more

Bristol drive screws feature a multi-spline, serrated drive that provides high torque transfer and resistance to cam-out. Bristol drive screws are used in aerospace and industrial applications where secure fastening and precision are critical. Read more

British Standard Fine (BSF) threads have a finer pitch than BSW, providing better thread engagement. British Standard Fine (BSF) screws are used in precision applications where strong holding power is required. Read more

British Standard Pipe (BSP) threads are used for sealing pipe connections in plumbing and hydraulic systems. British Standard Pipe (BSP) screws provide reliable sealing and are widely used in fluid transfer applications. Read more

British Standard Whitworth (BSW) threads are a standard thread form used in British machinery and construction. British Standard Whitworth (BSW) screws provide good strength and reliability in various applications. Read more

Bugle head screws have a smooth, curved surface that transitions into the shank. Bugle head screws are used in drywall installation, providing a flush finish without damaging the surface. Read more

Bugle trim head screws have a curved, bugle-shaped head with a trim design. Bugle trim head screws are used in drywall and trim applications, providing a smooth, flush finish without damaging the material. Read more

Button head screws have a low-profile, rounded head with a larger diameter. Button head screws are used for a smooth, finished appearance in applications requiring a low-profile fastener. Read more

Button head screws have a low-profile, rounded head with a larger diameter. Button head screws are used for a smooth, finished appearance in applications requiring a low-profile fastener. Read more

Buttress threads have an asymmetrical profile designed to handle heavy loads in one direction. Buttress threads are used in applications like jacks and presses where high axial load strength is needed. Read more

Cap screws have a cylindrical head with a hex drive, providing a strong and precise fastening. Cap screws are used in machinery and equipment, offering secure and reliable connections. Read more

Carriage bolts have a rounded head with a square neck to prevent rotation. Carriage bolts are commonly used in wood construction and fastening metal to wood, providing a smooth, finished appearance. Read more

Cheese head screws have a cylindrical head with a flat top and vertical sides. Cheese head screws are used in electrical and mechanical applications, providing a large bearing surface and secure fastening. Read more

Clutch drive screws feature a bow-tie or butterfly-shaped recess, designed for high torque applications. Clutch drive screws are commonly used in automotive and appliance manufacturing, providing a secure fit and easy engagement with a clutch driver. Read more

Collated screws are pre-assembled on a strip or coil for use with automatic screw guns. Collated screws are used in construction and manufacturing for fast, efficient installation in repetitive tasks. Read more

Combination drive screws have a head design that accommodates multiple screwdriver types, such as Phillips and slotted. Combination drive screws offer versatility and convenience in various fastening applications, reducing the need for multiple tools. Read more

Combination head screws have a drive design that accommodates multiple screwdriver types, such as Phillips and slotted. Combination head screws offer versatility and convenience in various fastening applications. Read more

Concrete screws have hardened threads designed to cut into concrete, masonry, or brick. Concrete screws are used for securely fastening objects to hard surfaces without the need for anchors or plugs. Read more

Cone cut point screws have a conical tip designed for precise penetration and reduced splitting. Cone cut point screws are used in woodworking and plastic applications, providing accurate starting and secure fastening. Read more

Cone point screws have a conical tip that provides precise positioning and penetration. Cone point screws are used in applications requiring accurate alignment and secure fastening, such as in precision instruments. Read more

Cotter pins are split pins that are inserted into a hole and bent to secure a nut or bolt. Cotter pins are used in machinery and automotive applications to prevent accidental loosening. Read more

Countersunk head screws have a conical head that allows them to sit flush with the material surface. Countersunk head screws are used in applications where a smooth, flat finish is required. Read more

Countersunk screws have a conical head that allows them to sit flush with the material surface. Countersunk screws are used in applications where a smooth, flat finish is required. Read more

Cross recessed drive screws have a cross-shaped recess in the head, commonly known as a Phillips drive. Cross recessed drive screws are widely used in various applications for their ease of use and reliable torque transfer. Read more

Cup point screws have a concave tip that provides a secure grip on the contact surface. Cup point screws are used in applications requiring high holding power and resistance to loosening, such as in set screws. Read more

Dog point screws have a cylindrical tip that extends beyond the threads, providing alignment and secure fastening. Dog point screws are used in applications requiring precise positioning and consistent engagement. Read more

Domed head screws have a rounded, dome-shaped head that provides a decorative finish. Domed head screws are used in applications where an aesthetic appearance and a smooth finish are desired. Read more

Double hex drive screws have a hexagonal drive with an additional smaller hex drive inside. Double hex drive screws are used in high-torque applications requiring secure fastening and easy removal, offering enhanced torque distribution. Read more

Double hex head screws have a hexagonal drive with an additional smaller hex drive inside. Double hex head screws are used in high-torque applications requiring secure fastening and easy removal. Read more

Double square drive screws have a recess that combines two square shapes, offering better torque transfer. Double square drive screws are used in automotive and industrial applications, providing a secure fit and high resistance to cam-out under heavy loads. Read more

Dowel pins are cylindrical rods used to align and join components. Dowel pins are used in machinery and construction to ensure precise alignment and secure connections. Read more

Drywall screws have a bugle-shaped head and sharp threads designed to securely attach drywall to wood or metal studs. Drywall screws are used in construction for reliable, easy installation of drywall panels. Read more

External hex drive screws have a hexagonal head that allows for tightening with a wrench or socket. External hex drive screws are widely used in construction and machinery for high-torque applications and secure fastening. Read more

External Torx drive screws have a star-shaped external head that matches a Torx driver. External Torx drive screws are used in automotive and industrial applications for secure fastening and excellent torque transfer. Read more

Eye bolts have a looped head designed to attach ropes or cables. Eye bolts are used in lifting and securing applications, providing a strong and durable connection point. Read more

Fillister head screws have a rounded top and a deep, flat bearing surface. Fillister head screws are used in applications requiring a high-strength fastening with a deep drive slot. Read more

Flanged head screws have an integrated washer-like flange that provides a larger bearing surface. Flanged head screws are used in applications requiring even load distribution and secure fastening. Read more

Flat head screws have a flat top surface and a conical bearing surface, allowing them to sit flush with or below the surface of the material. Flat head screws are used for a smooth, finished appearance. Read more

Flat point screws have a flat, blunt end, providing secure fastening without piercing the material. Flat point screws are used in applications where a smooth, non-damaging contact is required, such as in set screws and adjustments. Read more

Flat washers are thin, flat discs with a central hole, used to distribute the load of a bolt or screw. Flat washers are used to prevent damage to surfaces and ensure secure fastening. Read more

Frearson head screws have a cross-shaped drive similar to Phillips but with a sharper angle, allowing for higher torque. Frearson head screws are used in marine and precision applications. Read more

Gimlet point screws have a tapered, sharp point that allows for easy starting and penetration. Gimlet point screws are used in wood and soft materials, providing secure and reliable fastening. Read more

Helical coil insert threads are used to repair or reinforce threaded holes, providing strong and durable internal threads. Helical coil insert threads are commonly used in applications requiring high-strength thread repair or reinforcement. Read more

Hex drive screws have a hexagonal socket in the head, allowing for tightening with a hex wrench or Allen key. Hex drive screws are widely used in machinery, construction, and furniture assembly due to their ability to handle high torque… Read more

Hex head screws have a hexagonal head, allowing for tightening with a wrench or socket. Hex head screws are used in construction and machinery, providing a strong and secure fastening solution. Read more

Hex head bolts have a hexagonal head and are commonly used in construction and machinery. Hex head bolts are tightened with a wrench or socket, providing a strong and secure fastening solution. Read more

Hex socket drive screws, similar to hex drive screws, feature a hexagonal socket in the head that fits hex wrenches or Allen keys. Hex socket drive screws are used in applications requiring high torque and secure fastening, such as machinery… Read more

Hexalobular drive screws, commonly known as Torx screws, have a six-point star-shaped pattern designed for high torque transfer. Hexalobular drive screws are used in electronics, automotive, and manufacturing applications for their ability to reduce cam-out and provide a secure fit. Read more

Hi-Lo threads feature alternating high and low threads, providing better holding power and reduced material displacement. Hi-Lo threads are used in plastic and wood applications where enhanced grip and minimal material damage are required. Read more

Indented hexagon washer screws have a hexagonal head with an integrated washer for even load distribution. Indented hexagon washer screws are used in construction and machinery for secure fastening. Read more

ISO inch threads are standardized thread profiles for inch-based fasteners, ensuring consistent performance. ISO inch threads are used in applications requiring precise and reliable inch-based mechanical connections. Read more

ISO metric threads are standardized thread profiles used internationally for metric fasteners. ISO metric threads provide consistent and reliable performance across various applications, ensuring compatibility and strength in mechanical connections. Read more

Knuckle threads have a rounded profile, providing smooth engagement and resistance to damage. Knuckle threads are used in applications requiring durable and reliable thread performance, such as in electrical conduit fittings and bottle caps. Read more

Lag bolts, also known as lag screws, are large, heavy-duty screws with a hex head. Lag bolts are used in wood construction to provide strong, secure fastening for heavy loads. Read more

Lathe tool holder screws are specialized screws used to secure cutting tools in a lathe tool holder. Lathe tool holder screws provide a secure and precise fastening solution in machining applications. Read more

Locking nuts are designed to resist loosening under vibration and torque. Locking nuts often feature a nylon insert or other mechanism to maintain tension and prevent accidental unfastening. Read more

Machine screws are small screws with a uniform diameter and threading, used to fasten metal parts. Machine screws are often used with nuts or threaded holes in machinery and electronics for precise fastening. Read more

Metric coarse threads are the standard thread pitch for metric screws, providing good strength and ease of use. Metric coarse screws are commonly used in general-purpose applications and offer reliable performance in various industries. Read more

Metric fine threads have a finer pitch than metric coarse, providing better thread engagement. Metric fine screws are used in applications requiring high precision and stronger holding power, such as automotive and machinery. Read more

Micro screws are very small screws used in precision applications such as electronics and watchmaking. Micro screws provide secure fastening in delicate and compact assemblies. Read more

Mortorq drive screws have a unique spiral drive pattern that provides improved torque transfer and reduced weight. Mortorq drive screws are used in aerospace and automotive applications for high-stress, weight-sensitive environments. Read more

National Pipe Straight (NPS) threads have a straight profile, used for mechanical connections rather than sealing. National Pipe Straight (NPS) screws are commonly used in applications requiring a tight fit without a tapered seal. Read more

National Pipe Tapered (NPT) threads have a tapered profile that creates a tight seal for pipe connections. National Pipe Tapered (NPT) screws are used in plumbing and hydraulic systems to prevent leaks and ensure secure connections. Read more

Needle point screws have a very sharp, needle-like tip for precise penetration. Needle point screws are used in applications requiring fine, accurate fastening, such as in textiles and thin materials. Read more

Nickel black oxide coating is a process where a layer of nickel and a black oxide finish are applied to screws. Nickel black oxide provides corrosion resistance, a dark aesthetic appearance, and reduces light reflection, commonly used in military and… Read more

NSSC 550 screws are made from a high-strength, corrosion-resistant stainless steel alloy known as NSSC 550. NSSC 550 screws are used in applications requiring superior durability and resistance to harsh environments. Read more

One-way drive screws have a slotted design that allows for tightening but prevents removal. One-way drive screws are used in security applications where tamper resistance is important, such as in public installations, to prevent unauthorized disassembly. Read more

Oval head screws have a slightly rounded top and a conical bearing surface. Oval head screws are used in applications where a decorative finish and a flush surface are desired. Read more

Oval point screws have an oval-shaped tip that provides a smooth, rounded contact surface. Oval point screws are used in applications requiring minimal surface damage and secure fastening, such as in set screws. Read more

Pan framing head screws have a wide, slightly rounded head that provides a large bearing surface. Pan framing head screws are used in metal framing and construction for secure fastening with a smooth finish. Read more

Pan head screws have a flat bearing surface and a slightly rounded top. Pan head screws are commonly used in electronics and cabinetry, providing a clean and attractive finish with a low-profile head. Read more

Pan head screws have a flat bearing surface and a slightly rounded top. Pan head screws are commonly used in electronics and cabinetry, providing a clean and attractive finish. Read more

Pentalobe drive screws feature a five-pointed star-shaped pattern, designed for tamper resistance. Pentalobe drive screws are often used in consumer electronics, such as smartphones and laptops, to prevent unauthorized access and protect sensitive components. Read more

Phillips drive screws have a cross-shaped drive that allows for better torque transfer and reduced cam-out. Phillips drive screws are widely used in construction and manufacturing for reliable fastening. Read more

Phillips head screws have a cross-shaped drive that allows for better torque transfer and reduced cam-out. Phillips head screws are widely used in construction and manufacturing for reliable fastening. Read more

Phillips tamper-resistant drive screws feature a standard Phillips cross-drive with a center pin, requiring a special tool for removal. Phillips tamper-resistant drive screws are used in security applications to prevent unauthorized access. Read more

Pilot cut point screws have a sharp tip with cutting edges that create a pilot hole for the main threads. Pilot cut point screws are used in applications requiring precise alignment and secure fastening in wood and plastic. Read more

Pilot point screws have a smaller, sharp tip that creates a pilot hole for the main threads, reducing splitting. Pilot point screws are used in woodworking and plastic applications for precise and secure fastening. Read more

Pin point screws have a very sharp, needle-like tip for precise penetration and alignment. Pin point screws are used in applications requiring accurate starting and secure fastening, such as in electronics and fine assemblies. Read more

Plastic threads are designed with a profile optimized for fastening in plastic materials. Plastic threads provide secure and reliable fastening without causing damage or excessive stress to the plastic components. Read more

Polydrive drive screws feature a multi-lobed, internal drive pattern designed for high torque applications. Polydrive drive screws are commonly used in automotive and industrial settings for secure, high-strength fastening. Read more

Powder coating is a dry finishing process where a powder is electrostatically applied to screws and then cured under heat. Powder coating provides a hard, durable finish with excellent corrosion resistance and can be applied in various colors for aesthetic… Read more

Pozidriv drive screws have a cross-shaped drive similar to Phillips, but with additional lines for improved torque and reduced cam-out. Pozidriv drive screws are used in applications requiring secure and precise fastening. Read more

Pozidriv head screws have a cross-shaped drive similar to Phillips, but with additional lines for improved torque and reduced cam-out. Pozidriv head screws are used in applications requiring secure and precise fastening. Read more

Pozidriv tamper-resistant drive screws have a cross-shaped drive similar to Pozidriv, with additional security features like a center pin. Pozidriv tamper-resistant drive screws are used in applications requiring enhanced security. Read more

Quadrex drive screws combine Phillips and square drive features, allowing for use with both types of drivers. Quadrex drive screws are used in applications requiring versatile and secure fastening, providing ease of use and flexibility. Read more

Quick threads have a fast lead and a shallow pitch, allowing for rapid installation and removal. Quick threads are used in applications requiring quick and easy fastening, such as in clamps and fasteners for temporary setups. Read more

Raised head screws have a slightly elevated, rounded head that provides a decorative finish. Raised head screws are used in applications where an attractive, protruding head is desired. Read more

Retaining rings are circular fasteners that fit into a groove on a shaft or inside a bore. Retaining rings are used to secure components in place, providing reliable axial positioning. Read more

Rivet nuts are threaded inserts that can be installed in thin materials to provide a strong threaded connection. Rivet nuts are used in automotive and aerospace applications for secure fastening. Read more

Robertson drive screws, known for their square-shaped recess, allow for easy engagement with a square driver. Robertson drive screws, also called square drive screws, are popular in woodworking and construction due to their resistance to stripping and excellent torque transfer. Read more

Rolled point screws have a tip formed by rolling, resulting in a smooth, uniform finish. Rolled point screws are used in applications requiring consistent quality and reliable performance, such as in precision assemblies. Read more

Roofing screws are designed for securing roofing materials to structures. Roofing screws often have a washer and a weather-resistant coating, providing a strong, waterproof fastening solution for metal and other roofing applications. Read more

Round head screws have a rounded top surface and a flat bearing surface. Round head screws are used in applications where a decorative or finished appearance is desired, providing a smooth and rounded finish. Read more

Round threads have a rounded profile that provides smooth engagement and resistance to wear. Round threads are used in applications requiring durable and reliable thread performance, such as in light bulbs and bottle caps. Read more

Round washer head screws have a rounded head with an integrated washer for a larger bearing surface. Round washer head screws are used in applications requiring a smooth finish and even load distribution. Read more

Ruspert silver is a multi-layered surface treatment for screws, consisting of a metallic zinc layer, a chemical conversion film, and a baked ceramic surface layer. Ruspert silver provides excellent corrosion resistance and a silver finish, suitable for harsh environments. Read more

S45C is a medium carbon steel with high strength, hardness, and wear resistance. S45C is used in machinery parts, automotive components, and structural applications requiring high performance. Read more

S50C is a medium carbon steel with excellent strength and hardness after heat treatment. S50C is commonly used in gear manufacturing and other high-strength applications. Read more

S55C is a high carbon steel with very high strength and hardness after heat treatment. S55C is suitable for tools, dies, and high-strength components needing superior durability. Read more

SCM420 is a chromium-molybdenum alloy steel with good hardenability and toughness. SCM420 is used in gears, shafts, and other mechanical components, offering enhanced durability. Read more

SCM435 is a chromium-molybdenum alloy steel with high strength and toughness. SCM435 is ideal for automotive components and high-strength bolts requiring excellent durability. Read more

SCM440 is a chromium-molybdenum alloy steel with high strength and toughness, suitable for heat treatment. SCM440 is used in gears, bolts, and high-stress parts, offering superior durability. Read more

Security Torx drive screws have a star-shaped drive with a pin in the center, requiring a special tool for removal. Security Torx drive screws are used in tamper-resistant applications to prevent unauthorized access, making them ideal for security devices and… Read more

Self-drilling point screws have a drill-shaped tip that eliminates the need for pre-drilling. Self-drilling point screws are used in metal and other hard materials for efficient and secure fastening. Read more

Self-tapping screws have a sharp tip that allows them to cut their own threads into materials. Self-tapping screws are used in metal, wood, and plastic, eliminating the need for pre-drilling. Read more

Self-tapping threads are designed to cut their own threads into materials, eliminating the need for pre-drilling. Self-tapping threads are commonly used in metal, wood, and plastic applications for efficient and secure fastening. Read more

Sems screws are pre-assembled with a captive washer, providing a one-piece fastener solution. Sems screws are used in electronics and automotive applications for efficient and reliable assembly. Read more

Serrated point screws have a pointed tip with serrations for enhanced grip and penetration. Serrated point screws are used in applications requiring secure fastening in hard or slippery materials. Read more

Serrated threads have a serrated profile that provides better grip and resistance to loosening. Serrated threads are used in applications requiring enhanced vibration resistance and secure fastening, such as in lock nuts and bolts. Read more

SGD400 is a high strength structural steel with good weldability. SGD400 is suitable for construction, bridges, and heavy machinery, providing enhanced durability and reliability. Read more

Sharp point screws have a pointed tip that easily penetrates materials, providing secure fastening. Sharp point screws are used in applications requiring quick and easy installation, such as in drywall and wood screws. Read more

Sheet metal screw threads have sharp, pointed threads designed to cut into sheet metal. Sheet metal screw threads are used in metalworking applications for secure fastening without the need for pre-drilling. Read more

Sheet metal screws have sharp threads designed to cut through sheet metal. Sheet metal screws are used in metalworking and construction to secure thin metal sheets together. Read more

Shoulder bolts, also known as shoulder screws, have an unthreaded shoulder that allows for rotation of attached parts. Shoulder bolts are used in machinery and equipment for precise alignment. Read more

Slash point screws have a tip with slashed cutouts that reduce driving torque and improve penetration. Slash point screws are used in metal, plastic, and wood applications for efficient and secure fastening. Read more

Slot-head combo drive screws combine a slotted drive with an additional cross or hex drive, allowing for use with multiple tools. Slot-head combo drive screws offer versatility and convenience in fastening applications, enhancing usability. Read more

Slotted drive screws have a single, straight slot for a flathead screwdriver. Slotted drive screws are commonly used in applications requiring simple, traditional fastening. Read more

Slotted head screws have a single, straight slot for a flathead screwdriver. Slotted head screws are commonly used in applications requiring simple, traditional fastening. Read more

Snake-eyes drive screws feature two small holes in the head, requiring a special driver with two pins. Snake-eyes drive screws are used in security applications to prevent unauthorized tampering and provide a secure fastening solution. Read more

SNB7 is an alloy steel with good machinability, suitable for fasteners. SNB7 is commonly used in automotive and industrial applications, providing reliable performance. Read more

SNCM439 is an alloy steel with good toughness, strength, and hardenability. SNCM439 is used in high-stress mechanical parts like gears and shafts, providing reliable performance. Read more

Socket head screws have a cylindrical head with an internal hex drive. Socket head screws are used in applications requiring high torque and a flush finish, tightened with an Allen wrench. Read more

Socket head screws have a cylindrical head with an internal hex drive. Socket head screws are used in applications requiring high torque and a flush finish, tightened with an Allen wrench. Read more

Socket set screws are headless screws with a hex drive, used to secure an object within or against another object. Socket set screws are commonly used in machinery and equipment for precise positioning and fastening. Read more

Spade point screws have a flat, spade-shaped tip that provides quick and easy penetration. Spade point screws are used in applications requiring fast installation and secure fastening, such as in wood and plastic. Read more

Spanner drive screws feature two holes in the head, designed for a spanner tool with two pins. Spanner drive screws are used in security applications to prevent unauthorized tampering, making them suitable for public installations and secure devices. Read more

Split lock washers are helical washers that create tension and prevent nuts and bolts from loosening due to vibration. Split lock washers are commonly used in mechanical and automotive applications. Read more

Spring washers, also known as lock washers, are helical-shaped washers that provide tension and prevent loosening due to vibration. Spring washers are used in mechanical and automotive applications. Read more

Square drive screws have a square-shaped recess in the head, designed for use with a square driver. Square drive screws, also known as Robertson screws, offer excellent torque transfer and are commonly used in woodworking and construction for their ease… Read more

Square head screws have a square-shaped drive that allows for easy tightening with a square driver. Square head screws are used in woodworking and construction for secure and precise fastening. Read more

Square threads have a square profile, providing high efficiency and strength. Square threads are used in applications requiring precise linear motion and minimal friction, such as in lead screws and mechanical actuators. Read more

SS screws, short for stainless steel screws, are fasteners made from various grades of stainless steel. They are known for their corrosion resistance, strength, and versatility, making them suitable for a wide range of applications in construction, automotive, marine, and… Read more

SS400 is a general structural steel with good weldability and machinability. SS400 is widely used in construction and general engineering applications due to its reliable performance and versatility. Read more

Stainless metal screws are made from stainless steel, offering high strength and resistance to rust and corrosion. They are versatile and used in various industries, including construction, automotive, and electronics, where durable and long-lasting screw connections are required. Read more

Stainless self tappers, or self-tapping screws, are made from stainless steel and designed to cut their own thread into the material being fastened. They are used in situations where corrosion resistance and ease of installation are important, such as in… Read more

Stainless self-tapping screws are made of stainless steel and designed to tap their own threads into materials like metal or plastic. These screws are ideal for applications where corrosion resistance and durability are essential, as they can create secure fastenings… Read more

Stainless steel bicycle screws are used in bicycle assembly and repair, offering strength, durability, and resistance to corrosion. They are essential for securing components like frames, handlebars, and brake systems, ensuring reliability and safety in various cycling conditions, from daily… Read more

Stainless steel deck screws are designed specifically for outdoor decking applications. They are made from stainless steel to resist corrosion and withstand exposure to the elements, ensuring a durable and secure connection in wooden deck construction and outdoor structures. Read more

Stainless steel lathe tool holder screws are specialized screws used to securely attach tools to a lathe’s tool holder. Made from stainless steel, these screws resist corrosion and withstand the high stresses and temperatures encountered during machining, ensuring a stable… Read more

Stainless steel machine screws are precision fasteners designed to be used with tapped holes or in conjunction with nuts in materials like metals or plastics. They have a uniform diameter and provide strong, reliable connections in industrial, automotive, and electronic… Read more

Stainless steel micro screws are tiny fasteners made of stainless steel, designed for precision applications in electronics, medical devices, and other fields where small, durable, and corrosion-resistant screws are necessary. Their small size allows them to be used in tight… Read more

Stainless steel screws are fasteners made from stainless steel, known for their corrosion resistance, strength, and durability. They are used in a wide range of applications, from construction and automotive to marine environments, where they must withstand harsh conditions without… Read more

Stainless steel self drilling metal screws have a drill point that allows them to bore into metal without pre-drilling. They are made from stainless steel, which provides excellent corrosion resistance and strength, ideal for fastening in construction and metal fabrication… Read more

Stainless steel self tapping metal screws are designed to tap their own thread into metal surfaces without the need for a pre-drilled hole. Made from stainless steel, they combine durability with corrosion resistance, making them suitable for use in harsh… Read more

Stainless steel self-drilling screws feature a drill-point tip that eliminates the need for pre-drilling holes. They are used to fasten materials like metal, wood, or plastic together, providing a strong, durable bond in construction and manufacturing sectors. The stainless steel… Read more

Stainless steel self-tapping screws are designed to tap their own thread into pre-drilled holes in materials like metal, wood, or plastic. Made from stainless steel, they are corrosion-resistant and strong, ideal for applications where exposure to moisture or chemicals is… Read more

Stainless steel type 17 screws are specifically designed for wood applications, featuring a sharp, fluted point that allows for quick penetration and reduces the need for pre-drilling. The stainless steel material provides excellent corrosion resistance, making them ideal for outdoor… Read more

Step drill point screws have a stepped tip that drills and taps in one operation. Step drill point screws are used in metalworking applications for efficient and secure fastening with reduced installation time. Read more

Stud bolts are long, threaded rods with threads on both ends, used to connect flanges or other components. Stud bolts are used in construction and machinery for strong and secure connections. Read more

SUJ2 is a high carbon chromium bearing steel with excellent wear resistance and high hardness. SUJ2 is used in ball bearings and other precision components needing superior performance. Read more

SUM22 is a free-cutting steel with good machinability and moderate strength. SUM22 is ideal for mass production of precision components, offering efficient manufacturing. Read more

SUS303 is an austenitic stainless steel with good machinability and corrosion resistance. SUS303 is used in bolts, nuts, and various precision components, offering reliable performance in diverse applications. Read more

SUS304 is an austenitic stainless steel known for its excellent corrosion resistance, formability, and weldability. SUS304 is commonly used in kitchen equipment, chemical processing, and architectural applications due to its durability and versatility. Read more

SUS304L is a low carbon austenitic stainless steel with excellent corrosion resistance and weldability. SUS304L is used in chemical processing equipment and marine applications, providing enhanced durability. Read more

SUS310S is an austenitic stainless steel with excellent high-temperature resistance. SUS310S is ideal for furnace parts, heat exchangers, and jet engine components, offering superior performance in extreme conditions. Read more

SUS316 is an austenitic stainless steel with added molybdenum for superior corrosion resistance in harsh environments. SUS316 is ideal for marine applications, chemical processing, and medical devices, offering enhanced durability. Read more

SUS316L is a low carbon austenitic stainless steel with superior corrosion resistance and weldability. SUS316L is used in pharmaceutical, marine, and chemical environments, providing reliable and durable performance. Read more

SUS321 is an austenitic stainless steel stabilized with titanium for high-temperature strength and corrosion resistance. SUS321 is used in aerospace and chemical processing, offering enhanced durability. Read more

SUS347 is an austenitic stainless steel stabilized with niobium for high-temperature strength and corrosion resistance. SUS347 is suitable for nuclear reactors and chemical processing, providing reliable performance. Read more

SUS410 is a martensitic stainless steel offering good corrosion resistance and high strength. SUS410 is used in cutlery, valves, and steam turbine blades due to its hardness and wear resistance. Read more

SUS420J2 is a martensitic stainless steel with higher carbon content for increased hardness and wear resistance. SUS420J2 is suitable for surgical instruments and cutting tools requiring high durability. Read more

SWCH10R is a low carbon steel for cold heading with good ductility and toughness. SWCH10R is used in general-purpose fasteners and small components due to its excellent formability. Read more

SWCH22A is a medium carbon steel for cold heading with high strength and wear resistance. SWCH22A is suitable for automotive parts and industrial machinery, providing reliable performance. Read more

SWCH35K is a carbon steel for cold heading with moderate strength and ductility. SWCH35K is used in fasteners requiring medium strength, balancing performance and formability. Read more

SWCH45K is a medium carbon steel for cold heading with higher strength and hardness. SWCH45K is suitable for bolts, screws, and other fasteners needing higher strength and durability. Read more

SWCH6A is a low carbon steel for cold heading with good formability. SWCH6A is used in screws and fasteners requiring good ductility, providing reliable performance in various applications. Read more

T-head screws have a T-shaped head that allows them to be inserted into a slot or groove. T-head screws are used in machinery and construction for adjustable and secure fastening. Read more

Tapered point screws have a gradually narrowing tip that provides easy starting and reduced splitting. Tapered point screws are used in woodworking and plastic applications for secure and reliable fastening. Read more

Tapered socket drive screws have a tapered hexagonal recess that allows for high torque transfer. Tapered socket drive screws are used in applications requiring precise fastening and high torque, providing a secure fit. Read more

Thread lock involves applying a chemical adhesive to the threads of screws. This treatment prevents loosening due to vibration and ensures a secure fit. Thread lock is commonly used in mechanical and automotive applications for enhanced reliability. Read more

Thread rolling is a process where threads are formed by rolling the screw blank between hardened dies. Thread rolling produces strong, precise threads with improved fatigue resistance, making it ideal for high-strength fasteners. Read more

Threaded rods are long rods with continuous threading along their length. Threaded rods are used in construction and machinery to join and stabilize structures, providing versatile fastening options. Read more

Toggle bolts have a bolt and a pair of spring-loaded wings that expand behind the mounting surface. Toggle bolts are used to secure heavy objects to hollow walls, providing strong support. Read more

Torq-set drive screws have a cruciform pattern with an offset center, designed for aerospace and defense applications. Torq-set drive screws provide high torque transfer and resistance to cam-out, ensuring secure fastening. Read more

Torx drive screws feature a star-shaped pattern with six rounded points, designed to provide better torque transfer and reduce cam-out. Torx drive screws are commonly used in automotive, electronics, and manufacturing applications for their ability to withstand higher torque without… Read more

Torx head screws have a star-shaped drive that provides excellent torque transfer and reduced cam-out. Torx head screws are used in electronics, automotive, and other high-torque applications. Read more

Torx Plus drive screws have an enhanced star-shaped pattern that provides improved torque transfer and reduced wear. Torx Plus drive screws are used in high-stress applications, such as automotive and industrial machinery, where enhanced performance and durability are critical. Read more

Torx tamper-resistant drive screws have a star-shaped drive with a center pin, requiring a special Torx tool for removal. Torx tamper-resistant drive screws are used in security and electronics applications for enhanced tamper resistance. Read more

Trapezoidal threads have a trapezoidal shape similar to Acme threads, providing strong and smooth movement. Trapezoidal threads are used in power screws and industrial machinery for precise linear motion and high load capacity. Read more

Tri-groove drive screws feature three equally spaced grooves along the head, requiring a special tool for installation and removal. Tri-groove drive screws are used in security applications to prevent tampering and unauthorized removal. Read more

Tri-lobular point screws have a three-lobed tip that reduces friction and improves driving efficiency. Tri-lobular point screws are used in metal and plastic applications for secure and reliable fastening. Read more

Tri-Wing drive screws have a unique three-winged pattern designed for high security. Tri-Wing drive screws are often used in electronics, aerospace, and other applications where tamper resistance is crucial, requiring a special tool for installation and removal. Read more

Trilobular threads have a three-lobed shape that reduces friction and provides a secure fit. Trilobular threads are used in self-tapping applications for efficient and reliable fastening in metal, plastic, and composite materials. Read more

Trim head screws have a small, unobtrusive head designed for a clean finish. Trim head screws are used in finish carpentry and trim work where a discreet appearance is desired. Read more

Triple square drive screws, also known as XZN screws, have a twelve-point recess resembling three overlapping squares. Triple square drive screws are used in high-torque applications, particularly in automotive and industrial settings, for their ability to withstand high stress. Read more

Truss head screws have an extra-wide, slightly rounded head that provides a large bearing surface. Truss head screws are used in applications requiring a large clamping area and a low-profile head. Read more

Twinfast threads have two threads running parallel, providing faster installation and better holding power. Twinfast threads are used in applications requiring quick and secure fastening, such as in drywall and furniture assembly. Read more

Type 17 point screws have a coarse, sharp point with a flute for easy penetration into wood. Type 17 point screws are used in woodworking applications, providing strong holding power and reducing splitting. Read more

Type 17 threads have a coarse, aggressive profile with a cutting point, designed for wood applications. Type 17 threads provide strong holding power and easy penetration into wood, reducing splitting and installation time. Read more

Type 25 point screws have a sharp, pointed tip with a double flute for fast penetration and reduced splitting. Type 25 point screws are used in wood and plastic applications for secure and efficient fastening. Read more

Type A point screws have a sharp, pointed tip designed for use in thin metal and soft materials. Type A point screws are used in applications requiring quick and easy penetration and secure fastening. Read more

Type AB point screws combine the features of Type A and Type B points, providing a sharp tip for easy penetration and a strong hold. Type AB point screws are used in metal, plastic, and wood applications for versatile fastening. Read more

Type B point screws have a blunt, flat tip designed for use in thicker metal and harder materials. Type B point screws are used in applications requiring a strong hold without piercing the material. Read more

Type F point screws have a machine screw thread with a sharp point, designed for use in heavy gauge metal. Type F point screws are used in applications requiring high strength and secure fastening in hard materials. Read more

Type U point screws have a unique, rounded tip designed for use in plastic and soft materials. Type U point screws provide easy penetration and secure fastening without damaging the material. Read more

U-bolts are U-shaped bolts with threaded ends, used to secure pipes, cables, and other round objects to surfaces. U-bolts provide strong and stable fastening for various applications. Read more

Undercut head screws have a head design that allows for a shorter screw length while maintaining full head diameter. Undercut head screws are used in applications requiring a flush finish with limited space. Read more

Unified National Coarse (UNC) threads have a standard thread pitch and are commonly used in general-purpose fastening. Unified National Coarse (UNC) screws provide good strength and are widely used in construction and machinery. Read more

Unified National Extra Fine (UNEF) threads have an even finer pitch than UNF, offering superior precision. Unified National Extra Fine (UNEF) screws are used in high-precision applications where tight tolerances and strong holding power are critical. Read more

Unified National Fine (UNF) threads have a finer pitch than UNC, providing better thread engagement. Unified National Fine (UNF) screws are used in applications requiring high precision and stronger holding power, such as automotive and aerospace. Read more

V point screws have a sharp, V-shaped tip designed for quick and easy penetration. V point screws are used in applications requiring fast installation and secure fastening, such as in wood and plastic. Read more

Wafer head screws have a flat, wide head with a thin profile. Wafer head screws are used in applications requiring a low-profile head and a large bearing surface for secure fastening. Read more

Wing nuts have two large metal “wings” that allow for easy hand tightening and loosening. Wing nuts are used in applications requiring frequent adjustments or removals, offering convenient operation. Read more

Wood screw threads are designed with a sharp, tapered profile to cut into wood. Wood screw threads provide strong and secure fastening in woodworking applications, ensuring a tight and reliable hold. Read more

Wood screws have a tapered body and sharp threads designed to cut into wood. Wood screws are used in woodworking to join pieces of wood securely, providing strong and reliable fastening. Read more

Yellow zinc plating is a process where a yellow-tinted layer of zinc is applied to screws. Yellow zinc offers corrosion resistance and a distinctive yellow finish, often used in applications requiring both protection and a unique appearance. Read more

Zinc plating is a process where a layer of zinc is applied to screws to provide corrosion resistance. Zinc plating offers moderate protection and is commonly used for general-purpose screws, enhancing their durability in various environments. Read more

Zinc nickel alloy coating involves applying a layer of zinc-nickel alloy to screws. This treatment provides superior corrosion resistance compared to standard zinc plating, making it ideal for automotive and industrial applications where enhanced durability is needed. Read more
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