... parts 1.Tight tolerance+/-0.001mm. 2.Low roughness. 3.ISO9001:2010. 4.Competitive price and high quality. CNC metal service and ... Technology Co., Ltd.(2) Main products: CNC machining precision parts: valve accessory, brass tube fittings, elbow, tee, nut; ... Auto-lathe turning precision part: precision electronic parts, fasteners, and other jeweler accessories(3) Main equipments: CNC lathe, Auto ...