... (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 ... 4.Washers: Flat washer(DIN125), Spring washer(DIN127)5.Wrench: Hex socket wrench(DIN911)6.Rivet: Blind rivet Sales stainless steel screws ...