Flap Discs
Blue Zirconia Heavy Duty fiberglass-backed 4 1/2" flap discs with 7/8" hole. 
Type 27 (flat) for working on flat surfaces.
Type 29 (conical) for contours.
              Blue Zirconia Heavy Duty fiberglass-backed 4 1/2" flap discs with 7/8" hole. 
Type 27 (flat) for working on flat surfaces.
Type 29 (conical) for contours.