The Bosch UniversalOrbit 18V-20 random orbital sander ensures perfect sanding and polishing finishes on floors, furniture, and other large flat or curved surfaces. The powerful motor and electronic speed preselection allow for highly efficient sanding at a speed perfectly suited to the type of material, whether it's wood, plaster, or varnished or polished surfaces. The innovative microfilter box reduces dust, resulting in cleaner work and improved handling comfort. Integrated Bosch Syneon electronics protect both the tool and the battery. This tool is part of the POWER FOR ALL 18V system. One battery is all you need for all POWER FOR ALL 18V tools.