This lot of 10 Kimball Midwest 872410 cup grinding wheels are perfect for your metalworking needs. With a wheel diameter of 4 1/2 inches, arbor hole size of 7/8 inches, and a max speed of 13,300, these wheels are ideal for shaping and polishing metal with ease. Manufactured in Germany with abrasive material INOX, these wheels are perfect for use on both steel and stainless steel. These cup grinding wheels are a great addition to any metalworking supplies inventory and can be used in , metalworking, and manufacturing industries. Invest in quality with this lot of Kimball Midwest wheels, perfect for any business or industrial use.