Enjoy excellent grain retention with an increased product life thanks to the durable resin bond on the BlueFire R823P fine grit cloth wide belt. The X-weight polyester waterproof backing produces strong yet moderately flexible results ideal for both dry and wet applications when you need light or moderate pressure. Self-sharpening zirconia abrasive lasts 30 percent longer than competitive zirconia belts with fast, aggressive cuts to get your job done quickly. This belt is ideal for all of your fine grit metal and wood applications.