DEWALT DW8063 5-Inch by .045-Inch by 7/8-Inch A60T Abrasive Metal/INOX Cutting Wheel Premium grain for added wheel life and speed Enhanced formulations for long life and optimal performance High quality resin bonds, 100 percent inspected for consistency and quality 5-inch by .045-inch, 7/8-inch arbor, 12,200 maximum rpm, Type 1, A60T Specification 5" x .045", 7/8" arbor, 12,200 maximum rpm, Type 1, A60T Specification