... cutting machine CE approved TOSHIBA mosfet Energy-saving OEM &ODM Air Plasma cutting CUT-40 inverter air MACHINEHigh cutting speed,the cutting ... ,high inverter frequency,portable,energy saving Narrow cutting gap,smooth cutting surface,small distortion,no need to reprocess ... contact arc striking cutting(70,100,120) Adopt contact arc striking cutting(30,40,60) Widely use in cutting simple steel, ...