Norton is one of the top manufacturers of Grinding Wheels and Abrasives in the world. A Quality product.
14" x 1" x 5" arbor hole Norton Grinding Wheel. 57A is a nice durable abrasive Grain that can be used on most metals. 80 grit is a Medium to Fine grit size. The K hardness is a Medium to Hard wheel. We only have one of these wheels available.