3M™ Cubitron™ II Hookit™ Clean Sanding Sheet Roll 737U, 34444, 120+ grade, 70 mm x 12 mDetails Features 3M Precision Shaped Grain, triangular shaped grains that cut at least 30% faster and last at least 30% longer than other conventional ceramic abrasives Clean Sanding multi hole pattern delivers excellent dust extraction 3M Hookit hook and loop style abrasive attaches firmly, removes quickly for fast change out Kiss cut scoring technology allows for use in multiple sheet lengths Sharper cutting surface means less pressure is required