... 3.zinc plated,black,etc 4.flat,pan, etc. cnc router parts 1.Surface Finish: annealing, natural anodization, heat treatment ... passivation, gold passivation, galvanizing, satin, etc.2.Processing Method: cnc machining, turning, milling, drilling, grinding, broaching, welding and ... been in constant pursuit continous progress.6.We commit ourself to smile to each customer1)Details: Product name cnc router ...