... weld nut(DIN929), Cap nut(DIN1587,JIS1183,UNI5721), Long nut(DIN6334), Spring nut, T nut(DIN1624), Wing nut(DIN315), Insert nut, Attck inside the nut, word cross-hole nut.2.Bolts ... : Hex boltDIN933,DIN931), Hex flange nut(DIN6921), Wing bolt ...