I've drilled thousands of holes in stainless steel, and I've found it's best to use a very slow speed. Once stainless gets too hot, it instantly hardens, and the game is over after that. A ...

I use the qualifier “commercial-grade” here because this TIG welder project goes far beyond our junkyard TIG welder. The welder has a 180 amp capacity and has most (if not all) of the features of a ...