... one year warranty Inverter DC TIG / MMA /CUT multifunction Welding machine CT520 have 3 functions: tig welding, arc/mma welding and ... plamsa cuttingFeatures of DC TIG/MMA/CUT multi-funciton welding machine/welder CT5201.Advanced inverter technology, reduced size and weight, ... Novel and effective, and low cost3.Three functions in one machine, TIG welding, MMA welding and air plasma cutting4.Compact ...