[Rob] sent us some information on how he converted his flux-cored welder to a metal inert gas welder. He used a piece of DOM tubing as a collet with a side inlet tube that he uses to inject carbon ...

or even flux-cored, self-shielding wire. This is possible because of the programming inherent in the inverter system that drives the secondary transformer. Switching the welder from stainless to ...

Because it's awesome. The welder I picked up is a 120-volt, 125-amp flux core unit from Harbor Freight—an extremely basic piece of equipment that any professional welder would probably laugh at.

This is a 125-amp wire welder. It runs on 120-volt power, uses flux-core welding wire, and is capable of welding 18-gauge to 3/16-inch thick steel. It retails for right around $140 at Harbor ...