Clean and Finish Bolt-Thru Clean

Scotch-Brite(TM) Clean and Finish Bolt-Thru Cleaning Brush, 12 in x 46 in x 6.09 in 5A VFN, Custom Light duty for finishing and oxide or stain removal. Discs bolted together without a core for mounting directly onto an existing shaft. Medium hardness 5 density. Abrasive mineral: Very fine grade aluminum oxide. Color: Maroon MOS: 2100 RPM