Recessed Grinding Wheel Abrasive Material Aluminum Oxide Connector Size 5 in Connector Type Unthreaded Hole Grit 46 Overall Diameter 14 in Overall Thickness 2 in Wheel Hardness H Specification 38A46-H8VBE Wheel Type Type 5 Compatible Tool Type Cylindrical Grinder Surface Grinder Primary Material Applicationn Nickel Alloy Steel Tool Steel Maximum Operating Speed 1 775 RPM Recess Depth 1 in Recess Diameter 8 in Bond Type Vitrified Color White Grade Medium Recess Type Single