The KARCHER lineup of simple disc machines offers the right machine for almost any cleaning task on hard floors and carpets, from special-purpose units to flexible all-rounders. BD43/150 1.Powerful floor scrubber 2.High torque 3.Integral power outlet 4.All-rounder ( deep cleaning, spray buffing, crystallizing, shampooing and sanding wooden floors ) BD53/1100 1.Ultra high speed machine 2.Adjustable contact pressure 3.Drive board