sheet metal part,metal stamping part,punched part sheet metal part,metal stamping part,punched part1) Material: stainless steel, carbon steel, spring steel, aluminum ... , UG, CAD/CAM/CAE4) Precision machine: normal punch press 5-300 tons, turret punch press, (laser)cutting machine, hydraulic bending machine, ... instrument parts, autoparts, electric equipment parts, construction hardware sheet metal part