Since 1946, R. A. Heller has been your Cincinnati owned go-to source for hard chromium plating, large OD & ID grinding, small OD & ID grinding and machining of new and repaired parts, such as hydraulic rods, steel mill rolls, printing rolls, corrugated rolls, wind turbine and planet shafts, planetary gears, pump rotors and more! Our machine shop offers fabrication, design, and engineering of small machinery and prototypes, as well as manufacturing for keyseat cutters to fit DC Morrison®, Mitts & Merrill®, and other cutters. We pride ourselves in being a reliable partner by providing quality products and services; striving for total customer satisfaction. Contact us today to schedule a consultation!