... , anodize and polishing3) Provide machining service: CNC machining, turning, milling, tapping, drilling, polishing, punching, etc... 4) Tolerance: +/-0.002 cm5) Appliacation Fields: engine parts, industrial ... 1250T. 5) 27 product lines of post processing facilities with CNC machining, turning, milling, tapping, drilling, polishing, punching, etc... 6) 3 advanced high & low ...