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DIATEST Hermann Költgen GmbH

Booth number: 7033/11

About us

DIATEST manufactures high-precision bore gauging instruments and offers measuring solutions
High-volume engineering does not work without precision, a global production depends on local expertise. To achieve highest possible safety in production, precision is necessary starting from design to final product. In the same way as a qualified and trained local DIATEST partner speaking the language of country and knowing the products.

Our clients are manufacturers all over the world demanding a high standard of accuracy and quality, for example the aviation and aerospace industry, the automobile and hydraulics industry, medical industry as well as general engineering.

Your advantage: regardless of industrialized country of production you can always feel safe due to DIATEST quality. Your local DIATEST partner takes care of you. Our partners know their country, culture, language and market. And have experiences and know-how about DIATEST and quality control.

Products and services

DIATEST offers several solutions for comparative measurement of diameters and lengths:

  • The hand measuring tools Plug Gauge BMD, Split-Ball, Plunger Probe and Chamfer Probe
  • The flexible measuring table DIA-COME

Besides lengths, I.D and O.D, some of these solutions can also measure conicities, grooves, recesses, concentricities etc.


DIATEST Hermann Költgen GmbH
Schottener Weg 6
64289 Darmstadt

Phone: +49 6151 979-0
Fax: +49 6151 979-111

Stephan Greulich
Sales Manager

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