Thread-Cutting Screw Indented Hex Washer Head Type 1 1/4"-20 Unc X 1" Lg (Head 3/8" Af) Low Carbon Steel Case Hard Trivalent Zinc Plated Ansi B18.6.4-1966 491-P09-1C
Thread-Cutting Screw Indented Hex Washer Head Type 1 1/4"-20 Unc X 1" Lg (Head 3/8" Af) Low Carbon Steel Case Hard Trivalent Zinc Plated Ansi B18.6.4-1966 491-P09-1C