ARP 300-8394 7/16"-20 12-Point Nut - 10 Piece Description: 7/16-20, 9/16 socket 12pt nut kit Pkg: 10 Pkg Type: skin Material_1: 8740 chrome moly Finish_1: black oxide Material_2: N/A Finish_2: N/A Origin: USA Category: Bulk Fasteners Product Line: Nut Kit Type: Nut