stamping parts 1) Material: stainless steel, carbon steel, spring steel, aluminum, brass 2) Surface finish: zinc/nickel stamping parts1) Material: ... stainless steel, carbon steel, spring steel, aluminum,copper,brass2) Automatic punching & progressive punch ... Work 2001, CAXA, UG, CAD/CAM/CAE.4) Precision machine: 20 progressive press, turret punch press, (laser) ...