Item #: 13057385Brand: Brush Research Mfg. Model #: BMF30AY500AOExact Tooling IR#: 04 Features and Benefits Nylon is used in wet and dry environments. It has a low moisture absorption rate and conforms well to surfaces. Crimped brushes provide additional strength compared to straight brushes and are commonly used where a knotted brush's impact would alter the working surface. Product Specifications Brush Diameter (Inch) 3 Fill Material Nylon Filament/Wire Diameter Range (Decimal Inch) 0.0101 - 0.0200 Filament/Wire Diameter (Decimal Inch) 1.8000 Wire Type Crimped Bridled No Pilot NonPiloted Flared Flared Maximum RPM 2500 Shank Diameter (Inch) 1/4 Encapsulated No Abrasive Material Aluminum Oxide Grit 500 Grade Fine Hollow Center No Overall Length (Inch) 3 Shank Included Yes Shank Length (Inch) 3/4 Shank Material Steel Trim Length (Inch) 13/16 Brush Diameter (Decimal Inch) 3 Shank Diameter (Decimal Inch) 1/4