Can be used wet or dry; washable. Flexible design for multiple applications. Fits comfortably in your hand. For use on wood, metal, composites, paint and solid surfaces The finishing action of sponges generates a finer finish than conventional coated abrasive products.
uses standard 3x8 abrasive paper. The keysco 5 inch rubber sanding block has a flat bottom that is 2-3/4 inches by 5 inches with molded nails to secure the abrasive paper on each end..