Grinding Wheel; Type Type 27, Flat, Depressed Center; Diameter 4-1/2 Inch; Thickness 1/4 Inch; Mounting Size 5/8 Inch-11 UNC; Grit Size Number 24; Grade A24R; Abrasive Material Aluminum Oxide Grain; Bond Resin; Speed Rating 13300 RPM; Cut Material Steel; Application Grinding; Color Black; Used with Right Angle Grinder; Applicable Standard ANSI B7.1

Aggressive Cutting and Grinding Wheels that will Get the Job Done Fast; Triple Fiberglass Reinforcement Provides Added Strength for Aggressive Stock Removal; Best for Use on Carbon Steel, Iron and General Purpose Metal Use; Excellent Value for the Professional that Need a Tough, Aggressive Wheel; Open Arbor a Cost-Effective Mounting Option when Using Adapting Nut