Abrasive Cartridge Rolls

Rolled aluminum oxide 3M resin bonded abrasives wear away to expose fresh sanding layers as they are used. Excellent for finishing shanks inside and out. Long lasting. 3/4" long, 1/2" diameter, 1/8" hole. 100-roll assortment of 25 rolls each of four grits includes 100, 120, 180, and 320 grit. Also available individually.