Cup Brush Product Type Cup Brush Quick Change System Not Applicable Bristle Type Standard Twist Knot Wire Bristle Material Carbon Steel Brush Dia 3 in Wire Dia 0.02 in Bristle Length 7/8 in Grit Not Applicable Overall Length Not Applicable Compatible Tool Type Right-Angle Grinder Color Not Applicable Connector Type Threaded Hole Connector Size M10 x 1.25 mm Operating Speed - Maximum 14 000 RPM Shank Length Not Applicable Series Gemini