... , electroph1. OEM sheet metal:fabrication with metal stamping, CNC bending, NC shearing , Welding2. Materials: stainless steel , carbon steel, CRS, HRS, Aluminum ... :Punching Machine 16 tons to 300tons , General four columnhydraulic press , NC hydraulic bending machine, 0.1-20mm hydraulic shearer,Panasonic Welding ...