... taping, CNC machining, polishing,etc.)6,Surface treatment (wire drawing, deburring, anodizing, powder coating, baking varnish,silkprint.) ... edges, punching,Drilling, Trimming, Cutting, CNC machining, wire-drawing, etc.3.Surface Treatment: Mill finished, Polished, Sand blasting ... could manufacture according to your drawing or sampels,welcome for your visiting. Mini Aluminum extruded housing,shell,case, ...