Tornado OB 20" Orbital Floor Machine with Finish Stripping Kit (97602)The Tornado OB 20" Orbital Floor Machine with Finish Stripping Kit takes floor care to the next level, offering cutting edge orbital technology combined with superior build quality. Unlike traditional disc style machines, this unit features a square pad design that allows you to reach edges and corners with ease. Constructed with a durable inch thick epoxy coated steel frame and delivering 180 lbs of down pressure, the OB 20 is built to handle the