4" Diamond Polishing Pad Kit, 7-Grit Sizes and Backing Plate

4" Diamond Polishing Pad Kit contains 1 backing pad with 5/8"-11 thread, 1 medium coarse 200 grit pad, 1 medium fine 300 grit pad, 1 fine 400 grit pad, 1 very fine 800 grit pad, 1 extra fine 1500 grit pad, and 1 extra extra fine 3000 grit pad, and 6500 grit. All diamond pads may be used for grinding and polishing granite and marble. They produce a smooth mirror like finish. Colored coded for easy identification.