Spend less money replacing discs on your right angle grinder when you select the Blue Fire R884P coarse grit center mount plastic flat flap disc. Designed for high performance, the zirconia alumina plus abrasive lasts up to 30 percent longer than competitors' zirconia alumina discs. Appropriate for deburring, stock removal and blending applications, the disc features flat polyester and cotton flaps intended for use at angles from 0 to 15 degrees for achieving a smooth and consistent finish. The quick trim flexible plastic backing plate allows the disc to conform to non-flat surfaces.