... treatment:Anodized,Sand blast,etc. Desc. Aluminum extruded shell,housing,case,enclosureMaterialsAluminum No.2011, 2014, 2017, 2024 ... milling machine, drilling machine, EDM, wire-cutting machine, Sawing Machine, Laser cutting machine, CNC bending machine, Tapping Machine ... .) 7,Packing.Aluminium shell,Electric energy shell,Aluminum Electronic housing,Aluminum housing,Metal shell,Aluminum power case,Metal ...