Features and Benefits:�4-1/2 inch x 1/4 inch x 7/8 inch�Comprehensive offering for general purpose to specialized high performance applications�Consistent performance from wheel to wheel through superior manufacturing processes�Tested for balance, resulting in smooth, vibration free grinding and cutting�ZA24R Type 27Milwaukee's comprehensive offering of grinding and cutting wheels consists of 45 unique products ranging in diameters from 4-1/2 in. to 14 in., with arbor configurations of 7/8 in., 20 mm, 1 in. and 5/8 in. to 11. Milwaukee's abrasive offering is manufactured using three types of abrasive grains, aluminum oxide, silicon Carbide, and zirconia alumina, providing products for general purpose to specialized high performance applications.