End Brush, Product Type End Brush, Quick Change System Not Applicable, Bristle Type Crimped Wire, Bristle Material Ceramic, Brush Dia. 3/4 in, Wire Dia. 0.04 in, Bristle Length 3/4 in, Grit 80, Overall Length 5 in, Compatible Tool Type CNC Machine, Color Yellow, Primary Material Application Aluminum, Brass, Bronze, Carbon Steel, Nickel Alloy, Stainless Steel, Titanium, Connector Type Round Shank, Connector Size 3/8 in, Operating Speed – Maximum 10,000 RPM, Series Nampower