... visor metal spring clipOEM/ODM stamped parts, stamping parts with laser cutting, die stamping, CNC punching, , CNC shearing, Welding ... Materials: Stainless steel, carbon steel, spring steel, aluminum and brass Process: Laser cutting, die stamping, CNC punching, , CNC shearing, ... by CNC lathe, milling machine, auto lathe, drilling machines, and other equipment. The products include all kind of machinery ...