Bourn & Koch provides precision automated machine tool solutions for the global manufacturing community. We specialize in gear manufacturing equipment and precision grinding machines with the ability to specially engineer custom solutions for some of the most challenging manufacturing applications. We support 28 American Machine Tool Companies with repair parts, field service, retrofit & rebuild. Over 2500 years of engineering expertise in our archives allows us to engineer custom solutions for today’s manufacturing market while keeping the machines that built American industry alive.

Gear Machinery
New Bourn & Koch Horizontal Gear Hobbers and new Fellows Gear Shapers. American made gear manufacturing equipment for high precision gears and spline shafts. Machines in-stock, ready for shipment!

MT3 Vertical Grinder
The revolutionary, new modular machine tool platform from Bourn & Koch. MT3 is a precision vertical grinder capable of transforming your manufacturing processes. Learn more about this new machine today!

Grinding Machinery
New Blanchard Vertical Surface Grinders and Springfield Vertical ID/OD Grinders. New & remanufactured machines available and in-stock. High precision, made in America.

Repair Parts & Service
American-Made parts for American-Made machine tools. Bourn & Koch offers OEM repair parts, field service, rebuild, and retrofit for nearly 30 legendary machine tool brands.
Recent News from Bourn & Koch
Medical Machining – MT3 Featured in Today’s Medical Developments
January 13, 2021MT3 is a versatile platform capable of grinding, milling, and turning in one setup. The precision that is required for medical components and the toughness of the materials such as titanium and surgical steel in medical machining requires an approach to machining that reduces setups and allows for the best process (or processes) to be... Read more →
Fellows Gear Shapers CNC Retrofit Package
June 1, 2020Since 2002, Bourn & Koch has been the source for Fellows gear shapers, both new and remanufactured. We acquired Fellows in 2002, moving all of their prints and documents to our facility in Rockford. Two of our most experienced engineers are originally from Fellows, giving us the ability to continue their legacy of quality, American-Made... Read more →
CNC Blanchard Grinding
September 28, 2017Blanchard grinding has typically been a manual process for many shops. The simplicity of a Blanchard makes the operation of the machine easy to learn and easy to run. The old dials and handwheels found on Blanchard grinders still work well and get the job done. That being said, there’s an even easier way to... Read more →