4 In. White Resin Polishing Pad Set (50,100,200,400,800,1500,3000 Grit, Metal Ba
For wet use only. Set of 8 pieces includes #50, #100, #200, #400, #800, #1500, #3000 grit sizes. 2200 optimum RPM and 4500 maximum RPM, use wet or dry with air polishers or variable speed polishers.