Indasa 7" x 7/8" Rhyno Flap Alox Sanding Discs, 80 Grit (Fiberglass Hub, A/O, Type 29 Conical Shape) are perfect for grinding and deburring. Thanks to its higher surface ventilation, Rhyno Flap Discs are the right choice for heavy duty sanding. Features premium aluminum oxide grain for fast cutting action, modified synthetic resin heat resistant bond to minimize grit shedding and highly durable fiberglass backing and X-weight cloth flaps. T-29 conical shape is the best choice for aggressive stock removal. Flap discs replace both grinding wheels and fiber discs. The same flap disc can be used for applications ranging from stock removal to blending. Overlapping sanding flaps allow for constant renewal of abrasive for extended sanding life. Perfect for machine grinding and sanding of metal work and fiberglass. 7" size with 7/8" hole and in many grit options. Sold 10 discs per packaged (shrink wrap package).