Norton precision grinding wheels are designed to consistently achieve precise finishes and tight geometry tolerances. Whether you work with cutting tools, automotive components like camshafts and crankshafts or aerospace components, our precision grinding wheels will stand up to today's highest requirements. Grinding Wheel8,600 max rpm7 in. X 1/4 in. X 5/8 in.Designed for offhand stock removal of all types of metal, smoothing welds and pipe beveling.