3-Inch X 21-Inch Industrial Quality Alum Oxide Sanding Belt (8 Pack, 80 Grit)

This Aluminum Oxide abrasive grain features Poly "Y" weight back on coarser grits (24-36) and Cotton "X" weight backing on all other grits (40-400). These sanding belts feature a butt joint for a consistent and smooth finish and extended belt life.