Bulk 1-1/4"-12 Grade 8 Hex Cap Screws – Zinc Yellow CR+3, Made in USA – Monster Bolts Length_2-1/2" Thread: #1-64 UNC (coarse for

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

The USS (United States Standard) dimensions provide a larger outer diameter for better load distribution

25 mm ultra-fine pitch ensures smooth adjustment and improved preload stability in high-vibration environments

while stainless construction provides dependable corrosion resistance and a clean

Material: Alloy steel with a thermal black oxide coating (mild protective layer

Bulk 1-1/4"-12 Grade 8 Hex Cap Screws – Zinc Yellow CR+3, Made in USA – Monster Bolts Length_2-1/2" Thread: #1-64 UNC (coarse forProduct 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