... /MMA/CUT 3 in 1, easy to operate, portable, durable Technical data of plasma welding CT520About the products -Our D series for 110/220 ... ) -High power factor V-MOS, reduce the voltage and rectifies current -Weight and volume are greatly reduced, but efficiency is raised by ... , turn into strong plasma ARC -CT312/416 is wildly used in welding and cutting steel, such as stainless steel, alloy Steel, copper ...