Designed for handheld grinding and polishing of granite, marble, hard agate and any type of free form wet polishing needs. This hand-held wet polisher easily attaches to a standard garden hose. A control valve enables the unit to dispense a steady flow of water to grinding and polishing accessories. The B-Polisher comes with water hose, GFCI (ground fault circuit interruped), side handle, wrench, extra set brushes. 8 amp, 1,000-4,000 RPM, 110v 60 hz, 5ö maximum disc size, 5/8-11ö spindel thread, 900 wats power.