bosch gtr 55 225 550w wall sanderDesigned for efficient wall sanding, the GTR 55 225 Professional is the trusted ally for workers tackling demanding interior finishing tasks. This wall sander features a patented UltraFlexible head that allows effortless movement along walls and ceilings, and reduces the risk of surface damage. Its built in ceiling suction cup function minimizes fatigue during prolonged use, since the weight that the user must support is significantly reduced by the