... parts 2.Material: Aluminum alloy, aluminum, stainless steel, cold-rolled steel, copper, brass and more 3.Size: ... , part casting, casting steel, casting forging, master mold, machine forging, forgings, casting iron, stainless steel, forging product, ... equipment, has a CNC lathe, milling machine, surface grinding machine, wire cutting, laser cutting, inside and outside grinder, centerless grinder ...