Meet the Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 5/16-18 x 2 1/2, a high-strength fastener crafted for demanding machinery, automotive, and industrial applications. This USA-made screw combines rugged performance with a plain finish for versatile use where coating isnt required.

• Material: Grade 8 steel for exceptional strength and durability in high-load assemblies.
• Finish: Plain, uncoated surface suitable for applications that dont require plating or corrosion protection.
• Size & Thread: 5/16-18 UNC thread, 2 1/2 inches long, providing solid engagement and reliable clamping.
• Head style: Hex head cap screw designed for use with standard wrenches or sockets for easy installation and removal.
• Origin: USA Made, ensuring consistent quality and traceability for critical projects.
• Applications: Ideal for machinery construction, automotive assemblies, equipment maintenance, and other heavy-duty fastening needs.
• Compatibility: Works with corresponding nuts and tapped holes sized for 5/16-18 threads; pairs well with other Grade 8 fasteners in secure assemblies.
• Usage tips: Follow torque specifications appropriate for Grade 8 fasteners to avoid over-tightening; ensure proper thread engagement for maximum strength.

Choose these Grade 8 hex head cap screws for lasting performance, dependable clamping, and the confidence of buying USA-made hardware for your toughest projects. Add to cart and equip your next build with proven strength.