4 Inch Dry Diamond Polishing Pads with 5/8"-11 Backer Pad, 11PCS Wet/Dry Granite Stone Polish Pad Kit for Drill Grinder Polisher, 50-3000 Grit Buffing Pad for Tile Marble Concrete Countertop Quartz

About Dry Polishing Pads Dry polishing pads can be used on low speed grinders, it gives flexibility to avoid high cost tools like Wet Polishers. Typically Wet polishing creates lot of liquid mess in work area. It is challenging to use wet polishing onsite or post-installation. Dry polishing is easy and quick way to polish stone etc. It does create dust, use nasal protection during polishing. Typically grit 50-400 pads are used to start polish, and consumed more than higher grits diamond polishing pads. More rough initial surface is, more lower grits pads are needed. Question 1: Can I use dry polishing pads for Wet Polishing Answer 1: Of cource yes, dry polishing pads are designed for dry polishing to dissipate heat faster and keep the temperate of polishing surface low. This does not stop it from being used wet and typically it will have longer life when used for wet polishing. Question 2: Can I use dry polishing pads on high speed grinder Answer 2: No, you couldn't, Optimal RPM 2500 Max RPM 4000. Package Includes: 7 x 4-Inch Diamond Polishing Pads (Grit 50#, 100#, 200#, 400#, 800#, 1500#, 3000# ) 2 x 4-Inch wool felt bufffing pads for shiny surface 1 x plastic backing pad (5/8 - 11 thread) 1 x 8mm drill adapter Note: NEVER use with a high-speed grinder. Please follow the recommended rpm, use below 5000RPM to avoid potential damage to the surface. This kind diamond pads are not designed for big floor machine, they are designed for small machine, such as variable speed polisher, grinder, household power drill or other rotary tools.