Cap Screws Button Socket 18/8 Stainless 4-40 X 3/8 are high-quality button head socket cap screws crafted from 18/8 stainless steel to deliver corrosion resistance and lasting durability in a compact, low-profile fastener. Perfect for precise assemblies in electronics, cabinetry, machinery, and light fabrication, these screws provide a clean, professional finish wherever a socket drive is required.

Key specifications

• Material: 18/8 stainless steel (304) for excellent corrosion resistance.
• Head style: Button head socket cap screw for a smooth, low-profile appearance.
• Drive: Socket drive (Allen) for precise torque and reduced cam-out.
• Thread size: 4-40
• Length: 3/8 inch
• Finish: Stainless steel finish for natural corrosion resistance.

Applications

• Electronics enclosures and precision assemblies where a low-profile fastener is essential.
• Cabinetry, decorative hardware, and home improvement projects requiring a clean, unobtrusive look.
• General machinery, robotics, and automotive interior fittings that benefit from a durable stainless fastener.

Why choose 18/8 stainless cap screws? Cap Screws Button Socket 18/8 stainless combine high corrosion resistance with good strength, making them suitable for both indoor and damp environments. The button head and socket drive provide a neat, finished appearance and easy installation with standard Allen tools.

Care and maintenance

• Clean with mild soap and water; dry thoroughly to prevent water spots and maintain corrosion resistance.
• Avoid harsh cleaners that may degrade the stainless finish.
• Store in a dry place to maximize longevity.