Bulk 5/8"-11 Flat Head Socket Cap Screws – Alloy Steel, Black Oxide – Monster Bolts Length:200 Qty - 5/8"-11 x 1-1/4" Anti-Vibration Design: The split lock

Anti-Vibration Design: The split lock design prevents nuts and bolts from loosening due to vibration and torque

which is critical in construction and infrastructure projects

SAE J429 Grade 8 properties System of Measurement Inch / SAE Lengths Available Available in common 3/8-24 lengths

Key Mechanical Properties:

5000″) Thread Size 1/2-20 UNF (Fine Thread) Drive Size 3/8″ Hex (Allen) Head Type Socket Head Cap Screw (SHCS) Material 18-8 Stainless Steel (A2) Finish Passivated Stainless (as produced) Standards ASTM F837 / ASME B18

Bulk 5/8"-11 Flat Head Socket Cap Screws – Alloy Steel, Black Oxide – Monster Bolts Length:200 Qty - 5/8"-11 x 1-1/4" Anti-Vibration Design: The split lockMonster Overview: Tackle your toughest industrial projects with Bulk 5 8" 11 Flat Head Socket Cap Screws from Monster Bolts. Made from premium alloy steel and finished with a thermal black oxide coating, these fasteners deliver outstanding strength and a professional, flush finish. The 82 flat head design provides a smooth surface ideal for machinery, fixtures, and fabrication projects where appearance and reliability both matter. All Monster Bolts