RYOBI 5-1/2" Corner Cat Sand Paper is compatible with all Corner Cat and Mouse Sanders. This set comes with multiple grit options (60 grit/120 grit/220 grit) to help tackle most jobs. The hook and loop backing on each pad allows for quick and convenient changing on and off of the tool. Each pad features pre-cut holes for uniform elimination of dust and wood chips. This set is a great replacement for when it's time to upgrade your previous sanding pad. Ideal for Wood, Metal, Drywall, Fiberglass, and painted surfaces. This Corner Cat Sand Paper Set is a consumable item and includes nine pieces of replacement sandpaper.