... powder coating, anodize and polishing3) Provide machining service: CNC machining, turning, milling, tapping, drilling, polishing, punching ... Tolerance: +/-0.002 cm5) Appliacation Fields: engine parts, industrial components, Communications,,aerospace, electronics,automobile,hydraulic and ... ) 27 product lines of post processing facilities with CNC machining, turning, milling, tapping, drilling, polishing, ...