End Brush, Product Type End Brush, Quick Change System Not Applicable, Bristle Type Crimped Wire, Bristle Material Carbon Steel, Brush Dia. 3/4 in, Wire Dia. 0.01 in, Bristle Length 3/8 in, Grit Not Applicable, Overall Length 2 1/4 in, Compatible Tool Type CNC Machine, Color Silver, Primary Material Application Carbon Steel, Connector Type Shank, Connector Size 1/4 in, Operating Speed - Maximum 22,000 RPM