Nice box.
From the USPS link:
An Abrams tank is a "vehicle".
Our box kept getting batted until we put a hunk of scrap bumper guard as a bar around it.
My guess is the local sphincters couldn't figure out why it was back up and straightened each time they hit it. Next time out comes the...
Self-taught stick on a AC-225/DC-125 Lincoln about 20 years ago (and still use that handy buzzbox though I have other machines).
Took a welding course in 2007 and ended up running the toolroom and maintaining equipment (until the funding ran out this year).
If you teach yourself, weld MANY...
Go with propane if you don't plan on welding. You can connect acetylene or propane CGA-510 regulators to ordinary BBQ propane jugs (the valves are threaded for them).
Buy your oxy-acetylene setup of choice, and get propane cutting tips instead of the acetylene normally included.
If you have...
Countless miles of carbon and stainless pipeline and and nuclear reactor piping are welded with scratch-start DC TIG.
http://weldingweb.com/showthread.php?t=38106
Learn that way first, then buy the most powerful purpose-built TIG machine you can afford later. We taught many successful...