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Related Companies

Barber-Colman, Div of Bourn & Koch
Bourn & Koch designs and builds new machines for hobbing, grinding, turning and shaping. We also provide parts and service for legacy machine tool products, including Barber-Colman, Fellows and many others.

Bourn & Koch Inc.
Established in 1974, Bourn & Koch Inc. is a manufacturer of industrial machine tools for a wide variety of industries. Bourn & Koch Inc. expanded in the new machine market by purchasing Barber-Colman Machine Tool Division in 1985, by purchasing Fellows and Roto-Technology in 2002, and by purchasing DeVlieg Bullard in 2004.

Fellows Machine Tools
We long have been known for manufacturing new hobbing horizontal hobbing machines under our Bourn & Koch name. We also build new Fellows Gear Shapers, Motch Vertical Turning machines, Springfield Vertical OD/ID Grinding machines, and Blanchard Rotary Grinding Machines.

Articles About checkers


1 Recent Developments in Gear Metrology (November/December 1991)

Metrology is a vital component of gear manufacturing. Recent changes in this area, due in large part to the advent of computers, are highlighted in this article by comparison with more traditional methods.