Manufacturer Part Number: DW4902B|Brush Diameter (mm)|Brush Diameter (Decimal Inch)|1Filament/Wire Diameter (Decimal Inch)|Filament/Wire Diameter Range (Decimal Inch)|0.0101 to 0.0200Fill Material|SteelWire Type|KnottedTrim Length (Inch)|Shank Diameter (mm)|6.00Shank Diameter (Inch)|Maximum Rpm|20000Overall Length (mm)|Overall Length (Inch)|Overall Length (Decimal Inch)|Shank Length (Inch)|Shank Material|SteelShank Included|YesGrit|Material Application|Pilot Diameter (Inch)|1/4Pilot Diameter (Decimal Inch)|Piloted|YesAbrasive Material|Bridled|NoBristle Flexibility|Brush Color|SilverEncapsulated|NoFeatures|Ferrule Material|Flared|NoGrade|Hollow Center|YesUNSPSC Code|31191521