Item Depressed Center Wheel Type Type 27 Wheel Type Grinding Diameter 7" Thickness 1/4" Arbor Size 5/8"-11 Abrasive Material Ceramic Alumina/Zirconia Alumina Grit 20 Grade Very Coarse Max. RPM 8600 Series Norzon Plus Application For Stainless Steel; Steel and Other Ferrous Metals UNSPSC 23131503 Weight 1.220000 SKUs 4DDX8