Advance PACESETTER 20HD Floor MachineAdvance PACESETTER 20HD Floor Machine Triple planetary gears all metal Whether stripping, scrubbing, screening, or bonnet cleaning, this machine will fit your need. Heavy duty construction. Includes higher quality tufted bristle pad driver. Heavy Duty. 1. 5 hp, 175 rpm This is simply one of the best floor machines made. There are others that are cheaper, but you get what you pay for! Ergonomic molded handle that protects the users hands during