Flared End Brush, Product Type Flared End Brush, Quick Change System Not Applicable, Bristle Type Crimped Wire, Bristle Material Carbon Steel, Brush Dia. 3 in, Wire Dia. 0.014 in, Bristle Length 7/8 in, Grit Not Applicable, Overall Length 3 in, Compatible Tool Type Straight Grinder, Color Silver, Primary Material Application Carbon Steel, Connector Type Shank, Connector Size 1/4 in, Operating Speed - Maximum 16,000 RPM