... silver, red, champagne, black, blue, bronze and so on.5 Machining procedure die casting ,make mould, extrusion ,CNC (milling finish),cutting ... )Milling machine10 ≤0.01cnc lathe50 ≤0.05coordinate measuring machine1 High precision cutting machining3 ≤0.1 griding machine2 ≤0.02drilling machine23≤0 ... domestic customers have Shenzhen Huawei,BYD, Zhongxing, foxconn, etc CNC precision machining parts