... part High quality RoHS compliance for export... punching deep drawing part for oem drawings .. Materials: Cold ... : 450ton High speed stamping machine, Automatic Punching Machine, Round Plate Machine, Punching Machine, Robot Welding Machine, Argon ... CNC WIRE EDM and some testing machines .Processing : Stamping , punching, Deep Drawing , bending , welding , threading , grinding , milling , machining , ...