... to 1250T. 5) 27 product lines of post processing facilities with CNC machining, turning, milling, tapping, drilling, polishing, punching, etc... 6) 3 ... TPR, TPU, TPE, HDPE, PMMA) etc.5) Surface Treatment: High quality polish, powder coating, Chrome/Nickel/Zinc(white, blue, yellow, black ... , sandblasting etc...6) Tolerance: +/- 0.0005 inch, also accord with GB6414 CNC machining for electronic component