Hard-to-Find Fastener 014973148560 Coarse Finished Hex Nuts, 5/8-11, Piece-25 N/A Imported Diameter: 5/8" Material: Steel Finish: Hot Dip Galvanized Driver Type: 15/16" Wrench Thread Type: 11 (Coarse) Diameter: 5/8" Material: Steel Finish: Hot Dip Galvanized Driver Type: 15/16 Wrench Thread Type: 11 (Coarse)