California Proposition 65: This product contains a chemical known to the State of California to cause cancer. Weiler 6" Medium Face Crimped Wire Wheel provide a flexible brushing action and consistent performance for demanding light-duty cleaning and deburring applications on stainless steel, aluminum, brass, bronze, copper, high-nickel alloys, inconel, pewter, platinum and titanium parts. Featuring Weiler's solid ring construction, these radial brushes are available in heat-treated steel, type 302 stainless steel and brass wire. 2" arbor hole for use on CNC/milling/automatic machine, bench/pedestal and straight grinders. Provides a flexible brushing action and consistent performance for demanding light duty cleaning and deburring applications. Feature a wider face width to cover more area. Greater fill density and more aggressive brushing action. 15/16 in T of face plate..