... nut(DIN929), Cap nut(DIN1587,JIS1183,UNI5721), Long nut(DIN6334), Spring nut, T nut(DIN1624), Wing nut(DIN315), Insert nut, Attck inside ... DIN6921), Wing bolt(DIN316). Carriage bolt(DIN603), Allen bolt(DIN912), T bolt.3.Screws: Drywall screw, Wood screw. Self driling screw ... screw, flat screw, Welding screw.4.Washers: Flat washer(DIN125), Spring washer(DIN127)5.Wrench: Hex socket wrench(DIN911)6.Rivet ...