Thread-Cutting Screw Unslotted Indented Hex Washer Head Type F 1/4"-20 Unc X 3/4" L (Head 3/8" Af) Low Carbon Steel Case Hardened Trivalent Zinc Plated Ansi B18.6.4-1966 491-P04-2M
Thread-Cutting Screw Unslotted Indented Hex Washer Head Type F 1/4"-20 Unc X 3/4" L (Head 3/8" Af) Low Carbon Steel Case Hardened Trivalent Zinc Plated Ansi B18.6.4-1966 491-P04-2M