Mr. DeBerg sent me this explanation of shop tools, very difinitive and helpful:
A tall upright machine useful for suddenly snatching flat
metal bar stock out of your hands so that it smacks you in
the chest and flings your beer across the room, denting the
freshly-painted project which you had carefully set in the
corner where nothing could get to it.
Cleans paint off bolts and then throws them somewhere under