... , DIN7985, DIN7991 ASME B18.6.3 & SAE J82 specifications Machine ScrewsDIN84, DIN85, DIN963, DIN965, DIN966, DIN7985, DIN7991 ASME B18 ... mating thread for screw.Specifications: Head: Pan head, Flat head, Round head, Oval head, Truss head, Binding head, Fillister head, Indented hex head, Indented hex washer head Recess: Phillips, ... .9 Zinc plated, Plain, Dacrotized, HDG, Bright brass. machine screw