P320 grit hook and loop sandpaper with a 5 hole pattern and fine grit for fine finishing and polishing Upgrade your sanding experience with Norton MultiSand round hook and loop sanding discs, an aluminum oxide abrasive that provides increased life, fast cut rate and consistent finish These 5 inch hook and loop sanding discs for wood and metal have a unique fiber reinforced, flexible C-weight latex saturated backing thatthat increases tear strength while retaining flexibility Professionally designed round sandpaper pads with a water-based stearate, No-Fil coating, open coat, and vacuum holes that minimize loading and maximize dust collection and life Use this sand paper as a good choice and value for fine grit dry sanding, finishing, and micro-finishing; sandpaper designed with hook and loop back for easy disc mounting and changing with your right angle grinder or random orbital sander