Streamline your workload with the fast, aggressive cuts of the BlueFire R823P coarse grit cloth file belt. Self-sharpening zirconia alumina abrasive increases the belt life by 30% when compared to other zirconia belts. Moderately flexible yet strong, this belt features an X-weight polyester waterproof backing to efficiently handle wet or dry use with light to moderate pressure. A durable resin bond improves the grain retention and extends product life for improved results. Excellent choice for coarse grit metal and wood projects for light to moderate stock removal. Package of 50.