All hex cap screws are tested to meet ASTM F606 standards for hardness

Minimum: 3

Made of durable steel alloy

ABS 3-4 3 3/32 (

1 3/4 SAE Flat Washer Med Carbon Through Hardened Plain Domestic USA - Package (10) M30-3.50 Socket Cap Screws 12.9 Alloy Plain DIN 912 All hex cap screws are1 3 4 SAE Flat Washer Med Carbon Through Hardened Plain Domestic USA Package (10)SAE Flat Washers, Medium Carbon, Through Hardened, Plain Finish Domestic USA. E5 These premium washers deliver **superior strength and durability for demanding applications. Manufactured from medium carbon steel and through hardened to resist deformation, they ensure reliable load distribution and maintain fastener integrity under high stress. The plain, unplated finish