Machine Screws
Quality Machine Screws products for industrial, commercial, and professional applications. Our selection includes trusted brands and competitive pricing for maintenance, repair, and operations (MRO). Suitable for manufacturing, construction, facility maintenance, and general industrial use. Bulk pricing and volume discounts available for enterprise customers.
509 products

This professional-grade flat slotted screwdriver features a 1/4-inch diameter steel shaft for durability and torque resistance, with a total length of 11.81 inches for extended reach and leverage. The precision-milled flat head is designed for secure engagement with standard slotted fasteners. Manufactured from industry-standard steel, it meets rigorous specifications for consistent performance in industrial maintenance and assembly applications. Each unit is packaged in a bulk quantity of 25 for workshop or job site provisioning.

This professional-grade flat slotted screwdriver is engineered for demanding industrial and assembly applications. It features a durable chrome vanadium steel shaft with a chrome-plated finish for corrosion resistance and long service life. The precisely machined 1/4-inch flat head is designed for secure engagement with standard slotted fasteners. Each unit measures 6.89 inches in length for optimal leverage and control, and is packaged in a convenient 50-piece bulk quantity for high-volume work environments.

This precision hex key screwdriver features a 4.0mm hex shank made from durable, chrome-plated tool steel for corrosion resistance and long service life. The two-component soft-grip handle provides secure, comfortable control during repetitive tasks, reducing operator fatigue. With an overall length of 2.95 inches, it is designed for accessing fasteners in confined spaces. The hex drive type ensures a positive, non-slip connection with compatible socket head cap screws.

This 36-piece hex key set is engineered for precision work on machine screws and other fasteners. Each key features a durable 3-inch steel shank for reliable torque transfer and a comfortable, non-slip rubberized plastic handle for improved grip and reduced hand fatigue. The set provides a comprehensive range of metric sizes to meet industry standards, ensuring a proper fit for various assembly and maintenance tasks. The hex drive design offers secure engagement with socket head fasteners.

These 0.20 inch by 3.0 inch steel machine screws feature a hex socket head for a secure, flush fit in applications requiring a low-profile fastener. Manufactured from grade steel, they provide reliable strength and durability for industrial assembly and machinery. The internal hex drive allows for high-torque installation with reduced risk of cam-out. Sold in a convenient package of 50 pieces, they ensure consistent quality and availability for production and maintenance needs.

These hook head wood screws are designed for secure industrial hanging applications, such as for heavy curtains or equipment. The 2.05-inch length and wood screw threading provide a firm hold in wooden beams or studs. Featuring a slotted drive and an uncoated finish, each screw is topped with a robust, integrated hook capable of supporting significant weight. The product meets industry material standards and is supplied in a practical package quantity for job site use.

This industrial-grade slotted screwdriver is engineered for precision machine assembly and maintenance. It features a 5.91-inch shaft made from hardened Chrome Vanadium (CrV 6150) steel for superior durability and torque resistance. The tip is magnetized for secure screw retention, and the full-length, six-sided handle provides a non-slip grip. Sold in a practical pack quantity of 25, it is suited for high-volume professional environments requiring reliable, standardized hand tools.

This internal serrated lock washer is manufactured from 65Mn carbon steel, heat-treated to a minimum hardness of 400 HV for reliable, vibration-resistant fastening. The zinc plating provides a durable corrosion-resistant finish. The internal serrations bite into both the bolt head and the work surface, preventing loosening under dynamic loads. This washer is designed for an M8 bolt (approximately 0.315 inches) and is supplied in a bulk quantity of 1000 pieces for production efficiency.

This internal tooth lock washer is designed for secure, vibration-resistant fastening in demanding applications. Manufactured from 65Mn carbon steel and heat-treated to a 400 HV hardness, it provides reliable spring tension and bite. The internal serrations grip the bearing surface to prevent rotational loosening. A zinc-plated finish offers corrosion resistance. The washer fits a 0.1969 inch (M5) fastener and is packaged in quantities of 100 for operational efficiency.

This M10 stainless steel double lock washer is engineered to DIN 25201 standards, providing a secure, vibration-resistant fastening solution for critical assemblies. Manufactured from corrosion-resistant 304 stainless steel with a plain finish, it ensures long-term durability in demanding environments. The two-part, interlocking washer design creates a prevailing torque, preventing loosening under dynamic loads without damaging the mating surface. Each package contains 100 washers, offering a reliable supply for maintenance and production needs.

This high-strength steel machine screw features an M10 thread size and a 0.24-inch length, engineered for precise center-style connections in heavy machinery. The hex head design with an internal hex socket drive ensures secure torque application and reliable assembly in confined spaces. Constructed from durable unplated steel, these fasteners offer robust performance in industrial environments without additional surface coatings. Ideal for demanding applications, this component provides essential structural integrity for equipment requiring metric-compatible threading converted for imperial specification compliance.

This industrial-grade brass machine screw features a hexagonal head designed for secure wrench-driven installation in demanding environments. Constructed from durable brass with a nickel-plated finish, the fastener offers superior corrosion resistance and reliable electrical conductivity. The unit measures 0.47 inches in length with an M12 thread size, ensuring precise compatibility with standard heavy-duty machinery assemblies. Ideal for securing components where vibration resistance and long-term structural integrity are critical, this hardware solution meets rigorous industrial specifications for consistent performance across diverse manufacturing applications.

This industrial-grade brass hex machine screw features a nickel-plated finish for superior corrosion resistance in demanding environments. Designed with an M13 thread size (approximately 0.51 inches) and a 0.5-inch length, it ensures secure fastening for heavy-duty electrical connector assemblies. The hexagonal head allows for high-torque application using standard wrenches, providing reliable locking power for waterproof aviation plug sockets. Sold in packages of 20, these fasteners deliver consistent performance and durability for critical machinery and electrical infrastructure projects requiring robust mechanical connections.

This M13 metal screw-lock connector, designed for the CN13 series, delivers robust performance in demanding industrial environments. Featuring a durable unfinished metal housing and a secure screw-lock drive mechanism, it ensures reliable 3-pin electrical continuity with superior vibration resistance. The unit provides effective waterproof protection, maintaining operational integrity under high-pressure conditions up to 72 PSI and temperatures ranging from -40°F to 257°F. Ideal for heavy-duty machinery, this 0.51-inch threaded interface offers a precise, leak-tight seal without requiring additional sealing compounds, ensuring long-term system reliability.

This M20 machine screw features a 0.75-inch length with an external hex head for high-torque installation. Constructed from carbon steel with a 300HV grade, it provides reliable strength and durability. The Dacromet finish offers superior corrosion resistance for demanding industrial environments. The package includes 50 pieces, suitable for production or maintenance applications requiring consistent, high-performance fastening.

This industrial-grade hex head machine screw features a robust steel construction designed for secure terminal block fastening in demanding environments. The M25 thread size, approximately 0.98 inches in diameter, ensures compatibility with heavy-duty electrical systems, while the specialized green finish provides enhanced corrosion resistance and visual circuit identification. Engineered with a standard hex drive for efficient torque application using common wrenches, this component delivers reliable mechanical stability. Ideal for high-vibration applications, these screws maintain consistent clamping force to ensure safe, long-term electrical connections within fixed terminal assemblies.

This M27 external tooth lock washer is manufactured from corrosion-resistant 304 stainless steel, meeting the A2-70 mechanical property class for reliable strength. The external teeth provide superior bite and vibration resistance, preventing fastener loosening in demanding applications. With a plain finish and a nominal outer diameter of approximately 1.06 inches, it is supplied in a bulk pack of 100 units for production and maintenance efficiency.

These steel machine screws feature an M5 thread size and 0.39-inch length, engineered for secure industrial fastening applications. Constructed from durable steel with a protective zinc finish, they offer enhanced corrosion resistance in demanding environments. The pan head design provides a low-profile surface, while the Phillips drive ensures reliable torque transmission during installation. Ideal for assembling machinery and equipment requiring precise metric-to-imperial compatible components, this hardware delivers consistent performance under standard operating loads.

This M6 serrated lock washer is manufactured from corrosion-resistant Stainless Steel 316, meeting the A4-80 material grade for high tensile strength. The internal serrations provide a secure, vibration-resistant lock when seated under a bolt head or nut, preventing fastener loosening in demanding applications. With a plain finish and a nominal inner diameter of approximately 0.236 inches, it is suitable for use in harsh environments, including chemical and marine settings. Each order is packaged as a bulk quantity of 1000 pieces for production efficiency.

This M8 serrated lock washer is manufactured from corrosion-resistant Stainless Steel 304 (A2-70) to DIN 6798J specifications. Its internal serrations provide a secure, vibration-resistant lock when seated under a nut or bolt head, preventing loosening in demanding applications. The plain finish is suitable for general-purpose use. Each package contains 1000 pieces for high-volume assembly and maintenance operations.

This precision PH00 Phillips screwdriver is engineered for electronics assembly and repair. It features a 2.0-inch hardened steel shaft for durability and accurate torque transfer, with a color-coded, transparent handle for quick identification. The tip is precision-machined to fit PH00 screws, reducing cam-out and preventing damage to sensitive components. Sold in a bulk package of 50 units, it is suitable for high-volume professional environments requiring reliable, industry-standard tools.

This precision Phillips screwdriver features a PH00 tip for small, delicate electronics and assembly tasks. The 2.95-inch steel shaft provides durability and access in confined spaces, while the red and transparent handle offers a secure, comfortable grip. The tool meets industry standards for material quality and is supplied in a bulk quantity of 100 units for high-volume production or maintenance environments.

This precision PH0 cross-tip screwdriver features a 4.92-inch steel shaft for reliable access in confined spaces. The chrome-plated finish provides corrosion resistance and durability, while the soft-grip handle ensures comfort and control during repetitive tasks. Each tool is manufactured to meet industry standards, offering consistent performance for professional assembly and maintenance work. Sold in a convenient package quantity of 36 for workshop or job site deployment.

This professional-grade PH0 cross-tip screwdriver features a full 5.91-inch steel shaft for extended reach and torque, with a chrome-plated finish for corrosion resistance and durability. The soft-grip handle provides comfort and control during repetitive tasks, reducing user fatigue. The precision-machined PH0 tip ensures a secure fit in fasteners to prevent cam-out and damage. Each unit meets industry standards for material and construction, and is packaged as a single item for individual replacement or kit replenishment.
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