Coated abrasive Flap Discs combine the stock removal of Resin Fibre Discs and the blending capabilities of Flap Wheels, all in a single operation. This may eliminate one or more operations and related down time. Under-utilized in America but the hottest coated abrasive product in Europe for over a decade, Flap Discs cut cost, last longer, run smoother, cut uniformly and do not load. Flap Discs Diameters Available:     4-1/2", 7"     (both with 7/8" center hole) Material Specifications:     Aluminum Oxide     Zirconia Alumina Grits Available:     24, 36, 40, 60, 80, 120