Contaminant-Free Premium Regular Coated Abrasive Flap Disc, 7 in Dia, 24 Grit, Coarse Grade, Z3 Zirc
CGW Coated Abrasive Flap Disc, Contaminant-Free Premium Regular, 7 in Disc Dia, 5/8-11 Center Hole Thread Size, 24 Grit, Coarse Grade, Z3 Zirconia Alumina Abrasive, Type 27/Depressed Center Flat Disc, Cotton/Heat Treated Poly Backing, 8600 rpm Maximum, Blue.