Cubitron II 33425 Abrasive Disc, 7 in Dia, 36+ Grit, 8600 rpm, Purple

3M Cubitron II abrasive fiber discs is built for faster cutting of welds as well as grinding, weld blending, deburring and other tough metal finishing jobs. 3M precision shaped grain - a tough, sharp ceramic abrasive - is resin bonded to a stiff fiber backing. This disc lasts significantly longer than conventional ceramic grain discs, delivering a lower cost per grind with fewer disc changes.