3M™ Cubitron™ II Hookit™ Clean Sanding Abrasive Disc, 31370, 6 in, 40+ grade, 25 discs per cartonFAST CUT: Delivers a 30% faster cut compared to other premium abrasives LASTS LONGER: Cubitron II abrasives last at least 30% longer than other premium abrasives LESS PRESSURE REQUIRED: Sharp cutting Precision Shaped Grains produce excellent results with less disc pressure EXCELLENT DUST EXTRACTION: Multi hole pattern helps dust extraction sanders keep the work surface cleaner FAST DISC CHANGE OUTS: 3M Hookit hook and loop attachment makes changing