3M 3/4″ Max Roll Diam x 1-1/2″ OAL, 120 Grit Aluminum Oxide Straight Cartridge Roll 1/8″ Pilot Hole Diam, Fine Grade, X Weighted Cloth Backing, 16,000 Max RPM 7010327686

3M 1/2 x 1-1/2" Coarse Aluminum Oxide Full Taper Cartridge Roll 50 Grit, 1/8" Pilot Hole DiamS/N: 66013632UNSPSC: 31191516UPC: 051144972647Manufacturer Part #: 7010363552(Minimum Order Quantity=100, Package Quantity=1)(Please order in multiples of 100)Spec