End Brush, Product Type End Brush, Quick Change System Not Applicable, Bristle Type Crimped Wire, Bristle Material Abrasive Nylon, Brush Dia. 3/4 in, Wire Dia. 0.02 in, Bristle Length 7/8 in, Grit 120, Overall Length 2 1/4 in, Compatible Tool Type Straight Grinder, Color Silver, Primary Material Application Carbon Steel, Connector Type Shank, Connector Size 1/4 in, Operating Speed - Maximum 4,500 RPM