Scotch-Brite(TM) Primer Prep Scuff 07747, Aluminum Oxide, 15' Length x 4-3/4" Width, Maroon  (Pack of 1) Primer prep scuff Mineral type: aluminum oxide Industry - use: marine Product form: sheet Available in maroon color Prep E-coated panels quickly and evenly Scuffs fast without leveling Perforations allow for easy converting to 4-3/4 in x 6 in pads Aluminum Oxide mineral is durable for sharp cutting action Provides optimum primer prep adhesion