The Hoof Buffy is the perfect tool to quickly remove any marks, rings, or gouges on the hoof wall, as well as prepping the hoof for a glue-on boot or shoe. Attaches to any drill with a 3/8" or larger chuck. Comes with one, 100 grit, drum belt. Drum belt slips over a rubber bladder, which is inflated to hold the drum belt in place. Drum belt will usually last for 8 to 15 horses, depending on conditions. 2" Diameter x 4" Length.