... ,Article assurance 3,Extrudrd aluminum mass production 4,Cutting5,Deep processing ( punching,stamping, milling, taping, CNC machining, polishing,etc ... specification which is based customers' requirement, drawing or sample.2.Processing: Remove all burrs & sharp edges, punching,Drilling, Trimming, ... your drawing or sampels,welcome for your visiting. Mini Aluminum extruded housing,shell,case,enclosure