... ,machined part,metal machining part,precision part,connector,joint,hardware,metal part,turning/drilling 1) ... coating, polishing and plating,anodizing, phosphating, blackodizing, surface hardening through and inductionhardening, annealing, tempering, nitriding, carburizing, assembly, and welding. 5 ... b) Machining precision tolerance: 0.005 - 0.01mm c) Roughness value: < Ra 0.2 d) Minimum cutting ...