SUPERFINE SANDING SPONGE 20/BX

Provides flexibility and conformability to allow for sanding by hand in areas inaccessible to machine sanding. They feature aluminum oxide mineral coating on a foam pad with a waterproof bonding system. Can be used either wet or dry when sanding on wood, fiberglass/gelcoat, marine paints, metals and plastic. Description Superfine Grade 500-600 Size 4-1/2″ x 5-1/2″ Box 20