... steel;2) precision of stamped part: 0.1mm;3) machine: punching machine from 5T, 15T,30T,40T,60T,80T,100T,120T,150T ... : bending machine, nibbler, hydraulic machine, table drill;8) surface treatment: zinc plated, powder coating, painting, pickling;9) Inspection machine: CMM.The Inspection machine as follow: