BRM BMC-30AY, ABRASIVE MANDREL MOUNTED-STANDARD, 180 Silicone Carbide, 3″ Diameter, 13/16″ Trim Length, Maximum Safe Free Speed (RPM): 25,000Brushes have an integral 1/4″ shank which makes them ideal for use in automated and CNC equipment. Please consult the abrasive filament chart for other grits and abrasive types.








