Choose your industry!

No matter what honing challenge you face, we have the right Sunnen solution for you worldwide!

Location Switzerland
Production plant and European technology center

Sunnen AG in Switzerland is the European technology center for automation and large honing machines.

More than 50 employees are developing and building specialized honing machines for large parts and customized application solutions for honing.

Location Germany
Showroom and technology center

Germany is for Sunnen one of the most important and challenging markets worldwide. When it comes to offering high-precision, customized solutions for honing systems, Germany is the benchmark in Europe.

Sunnen’s machine portfolio is on display at the new showroom in Cologne. Here, customized applications are developed and the latest trends in honing are presented.

Sunnen global network
Close to your company and your production

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Our global Network

Sunnen is the global market leader for manufacturing of high-precision bore sizing systems for honing, lapping and deep hole drilling.

When you choose the “Sunnen Solution”, you get machines together with best cutting abrasives, high performance honing oils, coolants, toolings and precision bore gages. Either as manual stand-alone machine or fully automated system, the Sunnen solution is tailored to demanding production processes and meets any specific customer requirements.

Our wide product range

Produce more precise, faster and easier –
We customize your individual system!

Maximum Precision

SV30xx / SV31xx Series

The new SV30xx and SV31xx powers the success story of previous SV generations into the next era of high precision production systems.

Heavy Duty Tube Hone

HTD-W Series

The series of the most successful tube hone system which runs at over 50 customers world-wide got a heavy duty extension.

Maximum Precision

VSS2xx Series

VSS2xx are single-stroke multi-spindle systems (4 or 6 spindles) that combines precise bore geometry and high surface quality and hones medium to large series with high repeatability.

External honing

HES Series

Sunnen’s innovative external hone series HES continues the success of our well-known tube hone family and is designed to meet the ever-increasing demands of the industry.

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Experience the Sunnen world close up

We are happy to meet each other at:

07. – 10. October 2025
MSV

Brno, Czech Republic

05. – 18. May 2026
GrindingHub

Stuttgart, Germany