... ,silk printing Fine quality Competitive price This is a sheet metal electrical control box made by 1.5mm cold roll steel (SPCC ... , bending, welding, assembling and machining.As a professional sheet metal fabrication factory, we house such equipment as laser cutter, CNC hydraulic turret ... , 310, 316, 439), Aluminium, Angle, Tube, Flat bar, etc. Sheet metal electrical control box