... tolerance:+/-0.002mm CNC,turning lathe ISO9001:2008 aluminum alloy zinc die casting parts stamping parts 1.The advantages ... wire EDM, griding machine etc) ~Various materials(stainless steel, aluminum, iron, steel alloy, copper etc) ~Mature technology in inspection ~5000 pcs per ... 304/316/412/etc2.Aluminum alloy:5052/6063/2017/7075/etc3.Brass alloy:3602/2604/H59/H62/etc4.Steel alloy:carbon steel/dei ...