UnoClean's Contractors Top Choice Floor Buffers and Floor Buffing Machines are the best way to go when looking for a professional affordable floor cleaning machine. The UnoClean 17 inch and 20 inch floor buffer polisher scrubbing machines are used in the concrete restoration industry. These concrete polishing floor machines have a variety of different optional pad configurations for floor stripping, floor buffing, concrete polishing and wood resurfacing. UnoClean offers free pads with some of our floor buffer kits.