Bulk 1-1/4"-12 Grade 8 Hex Cap Screws – Zinc Yellow CR+3, Made in USA – Monster Bolts Length_2-1/2" Hardness: Meets USS hardness specifications

Hardness: Meets USS hardness specifications for thru-hardened washers

625") Thread Size 5/8"-11 UNC (coarse thread) Head Style Hex cap screw / hex bolt Wrench Size 15/16" hex wrench/socket Material Alloy steel

Size: 1/4"-28 UNF (fine thread) hex cap screws

Thread: #1-64 UNC (coarse for this size) for dependable engagement in small fastenings

Automotive Sheet Metal Work

Bulk 1-1/4"-12 Grade 8 Hex Cap Screws – Zinc Yellow CR+3, Made in USA – Monster Bolts Length_2-1/2" Hardness: Meets USS hardness specificationsProduct Overview Get precision fine thread strength with Bulk 1 1 4" 12 Grade 8 Hex Cap Screws in a corrosion resistant zinc yellow CR+3 finish. These Made in USA UNF thread bolts deliver high tensile strength, excellent vibration resistance, and precision clamping for machinery, industrial equipment, fabrication, and heavy duty mechanical assemblies. Built to SAE J429 Grade 8 specifications, these premium alloy steel fasteners ensure dependable