8-32 X 5/16″ Machine Screws Indented Hex Head Slotted Drive Steel Black Oxide (10000/Pkg.) Best Seller

Upgrade your fastener toolbox with our Machine Screws Slotted Indented Hex Washer Black Oxide 8-32 x 5/16. Designed for durable metal-to-metal assemblies, these machine screws combine a slotted drive with a built-in indented hex washer head and a corrosion-resistant black oxide finish.

Thread size: 8-32

Length: 5/16 in

Drive type: Slotted

Head style: Indented hex washer head

Finish: Black oxide

Material: Steel (carbon steel typical for machine screws)

Key applications include fastening metal panels, electronic enclosures, equipment housings, and other assemblies where a low-profile, secure seat and easy torque with a flat-blade screwdriver are required. These screws deliver dependable performance in indoor or dry environments, making them a versatile choice for automotive, industrial, and DIY projects.

Why choose these screws? The slotted drive is compatible with standard tools, the washer head provides a larger bearing surface to resist pull-through, and the black oxide finish offers a professional look with basic corrosion protection. Perfect for projects needing a reliable 8-32 machine screw with a built-in washer and slotted drive.