Abrasive Disc Roll - Norton A275OP AO Very Fine Grit Paper PSA Disc Roll (100/Roll)*MINIMUM ORDER QUANTITIES APPLY* NORTON TIER: BETTER Improve your dry sanding, finishing and micro finishing capabilities with this high performance A275OP fine grit paper PSA disc roll designed for all materials. Heat treated and toughened, the P graded aluminum oxide abrasive supports a long life, a fast cut rate, and consistent finishes for optimized use. The fiber reinforced, latex saturated B weight backing delivers a 50 to 60 percent improvement