Stainless Steel Door Hinge-Metal stamping parts Hinge best selling in 2011 ... stamping parts,punched parts,precision stamping parts. 1.Material:stainless steel, carbon steel, spring steel,iron, , brass ,aluminum, 2. Applied software for specification drawings ... , CAD/CAM/CAE. 3. Precision machine:normal punch press 5-300 tons, turret punch press, (laser) cutting machine, hydraulic bending machine ...