Check the listing for details. 3M 34442 Cubitron II Hookit Clean Sanding Sheet Roll 737U 80+ Grit (25 Sheets). Color: Purple, Condition: New. Listed at 60.35 USD. 3M's Cubitron II Hookit Clean Sanding Sheet Rolls 737U combines the highest 3M technology for automotive repair. Its long-lasting triangular shaped grain and multi-hole pattern for superior dust extraction make it ideal for paint removal, rough body filler shaping, fine feather-edging or final prep before blending or priming. 3M's Hookit system makes for quick change-outs of abrasive sheets. Size: 70 mm x 12 m Features: Cubitron II cuts 30% faster and lasts 2x longer than other premium abrasives Clean Sanding multi-hole pattern delivers excellent dust extraction 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 Precision Shaped Grain (PSG) technology employs microreplication for extremely uniform abrasive Triangular PSG abrasive grains are super-sharp and cut exceptionally fast PSG self-fractures during use to maintain sharpness and prolong abrasive life Sharper cutting surface means less pressure is required for reduced friction and wear Grains are electrostatically oriented on abrasive surface for efficient cut, even wear