3 IN 1 MIG Welder Inverter 140AMP Gasless 110V 220V ARC TIG MIG Welding Machine Posted on November 7, 2023 by admin HITBOX 3 in 1 MIG Welder Inverter 140A Flux Core Wire Gasless 110V 220V MMA ARC TIG MIG Welding Machine. This function will keep you and your welder safe. There are fans helping to cooling the welder when working.