... quality fast delivery RoHS compliance for export... metal punching part for oem drawings .. Materials: Cold & ... , Computer , Air industry etc ..Equipments : 450ton High speed stamping machine, Automatic Punching Machine, Round Plate Machine, Punching Machine, ... , CNC WIRE EDM and some testing machines .Processing : Stamping , punching, Deep Drawing , bending , welding , threading , grinding , milling ...