... ( punching,stamping, milling, taping, CNC machining, polishing,etc.)6,Surface treatment (wire drawing, deburring, anodizing, powder coating, ... with different specification which is based customers' requirement, drawing or sample.2.Processing: Remove all burrs & sharp ... edges, punching,Drilling, Trimming, Cutting, CNC machining, wire-drawing, etc.3.Surface Treatment: Mill finished, Polished, ...