3M 81402 3-Inch x 21-Inch Purple Regalite Resin Bond 100 Grit Cloth Sanding Belt, Pack of 5

3X21 P100G Portable Sanding Belt 3M Features These belts are a revolutionary step in the advancement of coated abrasive belt sanding for portable belt applications.Cubitronâ„¢ mineral and premium aluminum oxide. 761D Y Weight Strong, durable cloth backing.Resin bonded for heat resistance.Closed coat provides a better finish and less agressive cut compared to open coat abrasive of same grade. Length 21" Width 3" Size 3"x 21" Grit P100