... spot on the surface Product No./NameJJ-00202 / CNC turning part for electrode bar Machining Capability1) Material: Aluminum, ... post processing facilities with CNC machining, turning, milling, tapping, drilling, polishing, punching, etc... 6) 3 advanced high & low temperature ... , TPU, TPE, HDPE, PMMA) etc.5) Surface Treatment: High quality polish, powder coating, Chrome/Nickel/Zinc(white, blue, yellow, ...