Originally Posted by MEASURE TWICE
I've been using a Hobart MIG ready 130 with additional regulator for AR CO2 bottle and have been happy with it. For TIG you do spend more. I've used both. MIG if you buy should be one with a continuously variable amps control. I think with just A B C D settings I can not control low enough amps for very thin metal. This picture is of around 1/4 inch which it says it cannot do that thick in the instructions. I just go slower and made it work. Also you can make edges V shape for easier heat penetration and fill.
+1 ^^ (cant 'like' on this forum ?) i am glad my mig had continuously variable settings , even the slightest adjustments can make a world of diffference on thinner materials as you said