... , carbon steel, spring steel, aluminum,copper,brass2) Automatic punching & progressive punch mould3) Applied software for specification drawings: Pro ... Work 2001, CAXA, UG, CAD/CAM/CAE.4) Precision machine: 20 progressive press, turret punch press, (laser) cutting machine5 ... plated,silver plated,anodizing, dichromate6) Detailed products range: Electronic components, electric equipment parts punching