3M - 4" Diam, 1/4" Face Width, 1/4" Center Hole, Medium Grade, Aluminum Oxide Deburring Wheel - Unitized, Hard Density 7 Grade, 12,100 RPM

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Item #: 78643889Brand: 3M Exact Tooling IR#: 04 Features and Benefits Aluminum Oxide is the most commonly used abrasive. Best-suited for general purpose deburring and blending, it is tough, economical, and fracture-resistant. Commonly used on ferrous alloys, high-tensile materials, and wood. Product Specifications Wheel Type Unitized Wheel Diameter (Inch) 4 Center Hole Size (Inch) 1/4 Abrasive Material Aluminum Oxide Grade Medium Density 7 Density Grade Hard Face Width (Inch) 1/4 Tooling Compatibility Centerless Grinders; Die Grinders; Inline Sanders; Manual Backstands; Pressure Assist Backstands Maximum RPM 12100 Color Tan Show more