Manufacturer Part Number: 0001646300|Mount Type|ShankWire Type|CrimpedOutside Diameter (Inch)|1-1/2Face Width (Inch)|1/4Arbor Hole Size|Arbor Hole Size|Arbor Hole Thread Size|Shank Diameter (Inch)|1/4Fill Material|SteelGrit|Grade|Abrasive Material|SteelShank Included|YesOutside Diameter (mm)|Arbor Hole Style|Reduced Arbor Hole Size (Fractional Inch)|Encapsulated|NoFilament Wire Diameter Range|Up to 0.0099Maximum Rpm|25000Trim Length (Inch)|9/32Shank Diameter (Decimal Inch)|Shank Diameter (mm)|Shank Length (mm)|Shank Length (Inch)|Filament Thickness (Decimal Inch)|Bristle Flexibility|Material Application|Machine Compatibility|Wire Knot Type|Brush Color|Inside Diameter (Inch)|Inside Diameter (mm)|Filament Wire Diameter (mm)|Additional Information|Featuring Our Uniform & Densely Packed Tufwire, Osborn Crimped Wire Wheel Brushes Are Designed for Internal/External Cleaning & Deburring Tasks. These Come Standard With Attached 1/4 Diameter Shanks for Use With Die Grinders or Stationary Drill Presses.Product Service Code|UNSPSC Code|31191521