High-performance machine tools for advanced metal forming

Ernst Grob AG is your reliable partner for technological innovation projects. We build dedicated machines and systems for cold forming processes complemented by integrated services from product development to maintenance. Our specialists collaborate with your own teams to master any challenge.

Our core competencies

Ernst Grob AG - Since 1962 we have specialised in external and internal cold forming, slotting and coining and spinning of components made of a wide variety of metals. Our machines are built around the unique Grob cold forming process – a chip-free method for producing splines found nowhere else in the world. We supply applications and services to many industries and focus on our core strengths: cold forming and mechanical engineering. You can rely on our experienced teams – together we will solve your technical challenges.

Learn More

Looking for a competent partner right from the development phase?

We are here to assist you. Arrange a free consultation appointment now.

Customized solutions for our customers

With our decades of experience, we can offer you advanced engineering expertise for diverse challenges in the  mechanical engineering and materials processing sector. Learn more about our specialized fields of activity.

Where to find us: Our next trade fairs

CTI Symposium Berlin 2025

02.12.03.12.2025
|Berlin, Germany

Navigating The Transition Towards Sustainable Mobility Visit us on our booth E8

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STOM-TOOL 2026

24.03.27.03.2026
|Targi Kielce Expo centre, Kielce, Poland

19th Metal Processing, Tools and Machine Tools Fair Visit us on the booth of the company Imponar

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CCMT 2026

21.04.25.04.2026
|Shanghai New Int. Expo Center, Shanghai, China

China CNC Machine Tool Fair 2026 Visit us on our booth

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CTI SYMPOSIUM USA 2026

19.05.20.05.2026
|Novi , Mi, USA

THE PLACE WHERE INTERNATIONAL POWERTRAIN EXPERTS MEET Visit us on our booth

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Dritev 2026

17.07.18.07.2026
|Congress Center Baden-Baden, Germany

26th International VDI Congress "Dritev" Visit us on our booth

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AMB 2026

15.09.19.09.2026
|Messe Stuttgart, Germany

International Exhibition for Metal Working Visit us on our booth B86 in hall 5

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JIMTOF 2026

26.10.31.10.2026
|Tokyo, Japan

The 33nd Japan International Machine Tool Fair Visit us on the booth of the CKB Cooperation

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IZB 2026

27.10.29.10.2026
|Wolfsburg, Germany

International Suppliers Fair (IZB) Visit us at our booth

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CTI Symposium Berlin 2026

02.12.03.12.2026
|Berlin, Deutschland

Der Übergang zu einer nachhaltigen Mobilität Besuchen Sie uns an unserem Stand E8

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