High Quality Content by WIKIPEDIA articles! Foundry products operations (Cincinnati Milling Machine) was a subsidiary operation of the Cincinnati Milling Machine Company (CMM), a company which no longer exists. Some parts of the company evolved into the present Milacron, Inc. and Cincinnati Machine. CMM relied heavily on castings for the manufacturing of its machine tool products. The castings were produced at Cincinnati foundries not owned by CMM and at multiple foundries owned by CMM (and later, Milacron, Inc.) between 1907 and 1988.