4.5", 36 Grit, jumbo blue Zirconia, type 27, flap Disc, Depressed center, 7/8" arbor, for right angle grinders, cuts fast & outlasts sanding discs 10 to 1, multiple layers of Zirconia Cloth flaps constantly Exposing new extra sharp grinding points, laminated by state of the art automated equipment, reinforced fiberglass backing plate, each Disc balance tested for vibration free grinding/finishing.
