Certified Grinding and Machine, LLC, founded in 1964, has built a reputation for providing the highest quality products and services to its distinguished customers of the North American market. Strategically located in Rochester, New York with more than 20 centerless grinding machines, automatic feeding equipment and over 20,000 square feet of manufacturing and warehouse space, Certified Grinding and Machine is positioned to service the most exacting requirements in the industry. We have the experience and expertise in grinding millions of parts and tens of thousands of bars of raw stock to supply the market each year.