20PCS 3M General Purpose Assorted Sandpaper

4-Packs 3M General Purpose Sandpaper: This aluminum oxide sandpaper is used for general purpose sanding on paint, wood and metal. Use it by hand, on a sanding block or cut it to size for a power tool sander. Be sure to sand with the grain of the wood and always work through a sequence of grits, from coarse to very fine. Assorted Grits 100 150 220 Sheets Size:  9 in x 11 in 5 Sheets per Pack X 4 Packages = 20 Assorted Sheets Total