• Best in class 3M Cubitron II File Belts for use with the 3M File Belt Sander as an improved control and ease-of-use alternative to spot weld drilling and many common body shop metal grinding applications • 3M precision shaped grain technology provides improved cut, a more consistent finish and two times more belt life while running cooler • Resin bonded for heat resistance • Coated with a dry grinding aid to help reduce heat buildup • 3M precision shaped ceramic grain fractures into sharp points that cut exceptionally fast, helping increase productivity • Cubitron II abrasives are engineered to run cooler, reducing metal discoloration/oxidation and the chance of heat related stress cracks • Coated with a dry grinding aid to further enhance the product's ability to run cooler and cut faster