3M 03216 Clean Sand Performance Sandpaper, Assorted Grit Five sheets of sandpaper designed for use with the 3M Clean Sand system. Includes one each of grits, 80, 180, 320, 400, 600 with Hookit hook and loop attachment. When used the with the 3M Clean Sand System, the 3M designed hole pattern eliminates dust while sanding -- resulting in a cleaner, more efficient, repair with less cleanup. This selection of 2.75 x 5.5 inch papers can be used for stripping paint to metal, featheredging, sanding and shaping body filler as well as sanding putty and primer. Use during Stage 1, 3 and 4 of the 3M Body Repair System Easy to use with standard shop vacuum or a household vacuum cleaner