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3164CH8L , Made in USA Hex Cap Screws Grade 8

Manufactured to ASME B18.2.1 and SAE J429 specifications
Tensile Strength:
1/4" thru 1 1/2" diams: 150,000 psi. min.

Coarse Thread / Zinc Yellow Plated

All Sizes Manufactured in the U.S.A.

Free Manufacture's Certifications Available
Products specifications
Size 5/16-18 x 4 in
Ctn Qty 450
Weight Lbs/c 9.29
Thread Types Coarse
Plating Zinc Yellow
Min. Tensile Strength 150000 psi