Wire Wheel Brush Bristle Type Standard Twist Knot Wire Product Type Wire Wheel Brush Bristle Material Stainless Steel Brush Dia 3 1/4 in Grit Not Applicable Face Width 3/8 in Bristle Diameter 0.014 in Bristle Length 5/8 in Compatible Tool Type Die Grinder Primary Material Application Stainless Steel Connector Type Round Shank Connector Size 1/4 in Operating Speed - Maximum 25 000 RPM Shank Length 1/4 in Color Not Applicable