TIG/MMA Welding MOSFET technology With PWM pulse width modulation technology ... starting,stable current,the first choice for thin plate welding.♦With perfect over-current and over voltage protection function ... welding carbon steel,stainless steel,alloy steel and copper."♦Accessories: TIG torch,electrode holder,earth clamp,brush/hammer,protective ... .5x33CM49x25.5x33CMWeight9.2KG9.2KG9.3KG TIG/MMA Welding