steel shaft for electronics 1.Max. precision 0.005mm 2.Mainly ... time OEM available Shenzhen Mechanic Industrial Co., Ltd. Material: carbon steel, stainless steel, aluminum, brass, gray cast iron, nodular cast iron, or ... lathe machine, conventional lathe machine, milling machine, drilling machining, EDM, line cutting machine, MIG welding machine Finishing: zinc plating, nickle plating ...