Top quality, long lasting CRL Klingspor Belt 480 x 20 mm 400 Grit provide the best in glass finishing. These belts feature polyester wet-dry, non-directional backing material, and most abrasive belt sizes are available in grits ranging from 80X to cork. Cork belts yield best results when used wet. Avoid letting belts dry out and overheat while running. These belts are sold per box of 10 unless otherwise noted.