The P4™ Button cup wheel features diamond cluster technology; this unique technology provides aggressive grinding action, a smooth finish, and resists loading. The P4™ is an excellent tool for coatings removal applications on concrete, stone, and masonry. Use the P4™ to remove mastics, epoxy, resin, paint, fiberglass mesh and more. ▪Open coat design to resist loading ▪Aggressive stock removal ▪Flexible design follows contours and gets into hard-to-reach spaces Pearl PB05G P4™ Button Cup Wheel 5 x 5/8-11