Craftsman 9 gal. Wet-Dry Vac, Tank Style, 4.0 Peak hp —
Ripped out a shower pan with my father in law and before the final tear out he pulled it out to get the small stuff out of the way so he could sweep up the tile pieces. He didn't even think that this could pick up the tile, but man it has some power.
The only negative is probably a possitive, but it is a pain to use on floor mats as the mat moves everywhere the nozzel does.