Car Builder Supply 109-110 Sand Loc Quick Change Typr R Disc Pad Holder 2pc Set 2" & 3" Holders - 1/4" Shank 2" and 3" diameter Holder Set for Roloc discs and pads Heavy duty rubber pad 1/4" shank fits power drills, die grinders, air grinders and other power tools For Type "R" Disks High Quality