Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 5/8-11 x 4-1/4 are high-strength fasteners designed for demanding mechanical and structural applications. Crafted from Grade 8 steel, these hex head cap screws deliver exceptional torque resistance and durability in a plain, uncoated finish.

Overview

Designed for reliable performance in machinery, automotive, and construction projects, these fasteners feature a 5/8-11UNC thread size with a 4-1/4 inch length. Made in the USA, they offer traceability and consistent quality you can count on.

Key Specifications

• Material: Grade 8 steel
• Finish: Plain (uncoated)
• Head style: Hex head
• Thread size: 5/8-11 UNC
• Length: 4-1/4 inches
• Country of origin: USA

Why choose these hex head cap screws?

• Exceptional strength to handle high-load environments
• Plain finish provides versatility for coatings and paints if needed
• Close-tolerance manufacturing for consistent performance
• Suitable for a wide range of assemblies requiring reliable fasteners

Whether you’re rebuilding heavy machinery, assembling steel frames, or tackling automotive projects, these Grade 8 hex head cap screws deliver the performance you require. Order now to equip your toolkit with USA-made fasteners built to last.