I'm glad the "heavy" part of this is not understated. The big iron is out there, surprisingly cheap, and it usually stays put for quite a while because it is a

I'm glad the "heavy" part of this is not understated. The big iron is out there, surprisingly cheap, and it usually stays put for quite a while because it is a damn bitch to move. Tear down a wall, and put it back later. And make sure your floor won't cave in. If you ever get yourself into serious hobby machining, get ready for the average density of all your possessions to double.