3M™ Softback Sanding Sponge Medium

An innovation in coated abrasives for hand sanding applications. These sanding sponges provide flexibility and conformability to allow for sanding by hand in areas inexcessable to machine sanders. Features aluminum oxide mineral on a foam pad with waterproof bonding system. The foam construction helps eliminate finger marks and can be used wet or dry. These flexible abrasive coated foam sheets enable users to sand hard-to-reach areas such as headlight openings, around door handles, door jambs, etc. in the body shop and works well in the marine industry on wood, fiberglass/gelcoat, paints, metals and plastics. 4-1/2 in X 5-1/2 in sheets-gray in color with a sponge backing Flexible, abrasive coated foam sheets Enable users to sand hard to reach areas such as headlight opening, around door handles, door jambs, etc Medium = 120-180 Grade.