... CE approved TOSHIBA mosfet Energy-saving OEM &ODM Air Plasma cutting CUT-40 inverter air MACHINEHigh cutting speed,the cutting speed can be ... of torch cutting,low operation cost PWM modulation technique,high inverter frequency,portable,energy saving Narrow cutting gap,smooth cutting ... cutting(70,100,120) Adopt contact arc striking cutting(30,40,60) Widely use in cutting simple steel,stainless steel, ...