Gasless Mig Welder, 135amp is manufactured by SIP. Migmate T135 Great lightweight mig welder made in Italy, which runs from a 13amp power supply, and has a welding current of 35-135amp. The weld thickness range on mild steel is 1.0-5.4mm with 4 power settings and turbo fan cooled. This Mig Welder has the added benefit of welding with or without gas. Flux cored welding wire must be used when welding without gas.