1.We can process screws and nuts of different materials 2.ISO9001 & RoHS 3.Standard:JIS, ... . by componentsBolts, Screw bolts/Studs, Nuts, Tapping screws, Wooden screws, Washers/Gaskets, Check rings, Pins, Rivets and etc.2. by head typesFlat ... instruments, furniture, electronic equipments, projects, constructions, Bridges, traffic appliances and so on.We’re ready to provide you qualified products ...