Wet or Dry Dia: 3, 4 ,5 inch Grit: 50#, 100#, 200#, 400#, 800#, 1500#, 3000# Flexible polishing pad,diamond polishing pad,wet polishing pad ... types of stone such as granite, marble and terrazzo. 3. Wet and Dry pads available, flexible / rigid / aluminum backer pad available. Size ...