Manufacturer Part Number: 21149|Brush Diameter (Decimal Inch)|Brush Diameter (mm)|Brush Diameter (Decimal Inch)|Brush Type|HelicalFill Material|SteelBrush Length (Inch)|Shank Diameter (Inch)|1/4Shank Diameter (Decimal Inch)|Overall Length (mm)|Overall Length (Inch)|Abrasive Material|Grade|Grit|Connector Type|Maximum Rpm|2000Shank Material|Stainless SteelShank Thread Type|Shank Thread Size|Bristle Flexibility|Material Application|SteelMinimum Bore Diameter (Inch)|Minimum Bore Diameter (Decimal Inch)|Maximum Bore Diameter (Decimal Inch)|Maximum Bore Diameter (mm)|Spiral Type|Additional Information|PSC Code|UNSPSC Code|