This is the welder you want OP... It is an AC/DC machine so it will weld Steel, Stainless steel AND ALUMINUM and also titanium! TIG and stick welding processes.
I have a Tuffy 3/8 in. driver that is still in like new condition.
I can't remember exactly where I got it. I think I might have got it on a high school field trip to the Belleville Pennsylvania flea market. Which was an Amish run flea market /swap meet that my flakey high school psychology...
Thats correct.
And yes builder erected the building. You have color choice of almost any color you want and its just pre painted steel siding. Price will very depending on number of doors and windows and there sizes.