Reducing Bushing Abrasive Mounting Connector Size 2 in Abrasive Mounting Connector Type Unthreaded Hole Tool Mounting Connector Size 1 1/4 in Tool Mounting Connector Type Unthreaded Hole Overall Length 2 1/8 in Product Type Wire Wheel Brush Arbor Hole Adapter Compatible Wheel Diameter (Maximum) 14 in Compatible Wheel Diameter (Minimum) 4 in Compatible Wheel Thickness (Maximum) 2 in Compatible Wheel Thickness (Minimum) 7/8 in Package Quantity 2