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OEM Repair Parts & Service

Bourn & Koch is the OEM for a long list of legendary American-made machine tools such as Bullard, Fellows, Blanchard and Barber-Colman. We proudly support these machines with machine tool repair service including repair parts, field service support and rebuild. Our expertise in machine tool repair starts at our founding in 1975. Larry & Loyd founded Bourn & Koch to repair and rebuild machine tools. To this day, machine tool repair is still at the core of our business. We are not just another company that provides parts or field service, but a partner to numerous companies that rely on us for our decades of expertise in repairing machine tools.

We have over 2500 years of combined engineering in our print room from the 28 machine tool companies we are OEM for. We know exactly each how machine we support was built and how to keep them running for decades longer. Since we have the prints for the parts on your machine, you can trust it will be made to fit your machine.

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  • Grinding
  • Mill-Turn-Bore
  • Gear Manufacturing

Grinding Customer Care

Full-Service OEM Support for Blanchard, Brown & Sharpe, Mattison, and Springfield Grinders. 

Blanchard Parts, Service, & Rebuild

OEM repair parts, support, and rebuild for Blanchard Surface Grinders. Full support including Blanchard magnetic chuck rebuilds and CNC retrofits. We are Blanchard. 

Springfield Vertical Grinder Parts, Service, & Rebuild

OEM repair parts, support, and rebuild for Springfield grinders. Full support for all makes and models of Springfield grinder including rebuilds and CNC retrofits. We are Springfield. 

Brown & Sharpe Logo

Brown & Sharpe Parts, Service & Rebuild

OEM repair parts, support, and rebuild for Brown & Sharpe surface grinders and milling machines. Full support including  rebuilds. We are Brown & Sharpe. 

Mattison Parts, Service, & Rebuild

OEM repair parts, support, and rebuild for Mattison Surface Grinders and Woodworking Machinery. Full support including Mattison magnetic chuck rebuilds and CNC retrofits. We are Mattison. 

Mill-Turn-Bore

Full-Service OEM Support for DeVlieg, Bullard, King, American and numerous other legendary American Machine Tools. 

Bullard VTL Parts & Service

OEM repair parts, service and rebuild for Bullard VTL. Parts for Cutmasters, Dynatrols, Dyn-au-tapes, Dyn-au-turns, Mult-au-matics and horizontal boring mills including Universal Boring Mills. We are Bullard. 

American Tool Works

OEM repair parts and service for American Tool Works Pacemaker, Pacesetter, Eagle and Uniturn horizontal lathes. OEM repair parts and support for Holewizard radial arm drills. We are American Tool Works.

King Logo

King

We are your OEM source for replacement part for all models of King vertical turret lathes and vertical boring mills. We also offer manuals, electrical schematics, machine assembly diagrams, and technical support. We stock all common replacement parts for King machines and have the ability to manufacture any part on your King to OEM specifications. We are King. 

Jones & Lamson Logo

Jones & Lamson

We are your OEM source for replacement parts on all makes and models of Jones & Lamson lathes and thread grinders. We also offer manuals and diagrams, and technical support. We stock all common replacement parts for J&L machines and have the ability to manufacture any part on your machine to OEM specifications. We are Jones & Lamson. 

Acme-Gridley Logo

Acme-Gridley & National Acme

We are your OEM source for replacement parts on all makes and models of Acme-Gridley & National Acme multispindle screw machines. We also offer manuals, electrical schematics, machine assembly diagrams, and technical support. We stock many common replacement parts for their machines and have the ability to manufacture any part on your machine to OEM specifications. We are Acme-Gridley. 

Conomatic Logo

Conomatic

We are your OEM source for parts on Conomatic multispindle screw machines. We also offer manuals, schematics, diagrams, and support. We stock many common replacement parts for their machines and have the ability to manufacture any part on your machine to OEM specifications. We are Conomatic. 

DeVlieg

We are your OEM source for parts, service, and rebuild on all makes and models of DeVlieg Jigmil & boring mills. We also offer manuals, schematics, diagrams, and support. We also build new horizontal boring mills under the DeVlieg brand. We are DeVlieg. 

Motch logo

Motch

We are your OEM source for parts, service, and rebuild on all makes and models of Motch. We also offer manuals, schematics, diagrams, and support. We also build new vertical turning machines under the Motch brand. We are Motch. 

Sheldon

We are your OEM source for replacement parts on all makes and models of Sheldon lathes. We also offer manuals, schematics, diagrams, and support. We stock many common repair parts for Sheldon machines and have the ability to manufacture any part on your machine to OEM specifications. We are Sheldon. 

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White-Sundstrand

OEM support for OM3, OM4, horizontal lathes, Omni-Mills. We are White-Sundstrand. 

Rockford Machine Tool Logo

Rockford Machine Tool

We are your OEM source for Rockford Machine Tool and Rockford Iron Works parts. We also offer manuals, schematics, diagrams, and support. We stock replacement parts for Rockford machines and have the ability to manufacture any part on your machine to OEM specifications. We are Rockford.

New Britain

We are your OEM source for replacement parts on all makes and models of New Britain multispindle screw machines. We also offer manuals, electrical schematics, machine assembly diagrams, and technical support. We stock many common replacement parts for their machines and have the ability to manufacture any part on your machine to OEM specifications. We are New Britain. 

Gear Manufacturing

Full-Service OEM Support for Barber-Colman, Fellows, and Bourn & Koch American Machine Tools. 

Bourn & Koch Logo

Bourn & Koch

In 1975, Larry Bourn & Loyd Koch started Bourn & Koch, Inc. Since then, we’ve built and rebuilt numerous machines for a wide variety of applications. We also offer manuals, field service, along with full rebuild and retrofit of our machines. We continue to offer a wide variety of new machines under the Bourn & Koch brand. We are Bourn & Koch. 

Fellows Logo

Fellows

OEM repair parts, field service and rebuild for all Fellows gear shapers including the FS-400, 10-4, 10-2, and 36-6. We are Fellows. 

Barber-Colman Logo

Barber-Colman

In 1985 Bourn & Koch acquired Barber-Colman machine tools. Since then, we’ve carried on the legacy of American Gear Hobbing Machines. We offer manuals, field service, along with full rebuild and retrofit of their gear hobbers. We are Barber-Colman. 

Bourn-Koch, Inc.