KENT 4 Assorted FINE Grits Premium Diamond Hand Polishing Pads For Granite Stone Includes Grits 800, 1800, 3500 and 7000 Resin bonded Diamond on Flexible Cloth Hard Foam Backed Hand Pads For Hand grinding and polishing with water For granite, marble, glass, composites, concrete, softstone, terrazzo, gemstone, ceramics, porcelain