Master Mechanic, 8, Crimped Coarse Wire Wheel Brush, Use On 8 Bench Pedestal Grinders For Removing Paint, Rust, Dirt Other Surface Contaminants On Metal Parts, Clean Threads, Garden Tools Other Various Small Parts That Can Be Transported To The Tool, 58 Arbor, 4,500 Max RPM, 012 Gauge Wire, Clamshell