Cup Brush Product Type Cup Brush Quick Change System Not Applicable Bristle Type Crimped Wire Bristle Material Carbon Steel Brush Dia 3 in Wire Dia 0.012 in Bristle Length 1 in Grit Not Applicable Overall Length Not Applicable Compatible Tool Type Right-Angle Grinder Color Not Applicable Primary Material Application Carbon Steel Connector Type X-Lock Operating Speed - Maximum 12 500 RPM Shank Length Not Applicable