• Welcome

    Sunnen welcomes Hommel Präzision to the family.

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  • Introducing
    the SV-35

    Meet Sunnen’s latest cylinder honing machine — the SV-35. Experience precision and efficiency in one machine with automatic bore-to-bore honing, new Sunnen2 system controls and more.

    Explore the SV-35

  • Partnership

    Doing everything in our power to exceed your business goals.

    We've helped customers decrease part production costs by as much as 50% - 60%.

    Contact Us

  • Precision

    Pushing the highest limits of what's possible in machining.

    Sunnen customers have forged new business lines by collaborating with us on new processes & solutions.

    Custom Solutions

  • Performance

    Driving real results, wherever you work.

    We've helped customers cut shifts by significantly cutting set-up & non-productive time.

    Latest Insights

Our Vision is Precision

For nearly 100 years, Sunnen has built a global business around delivering the highest levels of precision to our customers. Combining a robust distribution network with industry-leading technology, Sunnen integrates bore creation, sizing and finishing into one turnkey solution. Together, we’ll achieve extraordinary results.

Read Our Story

Sunnen Spotlight

Sunnen Introduces New Corporate Brand Video

Did you know that Sunnen has been around for nearly a century, or that we are a global company with facilities in 14 countries spanning all corners of the world? Or that in addition to honing equipment we also manufacture a full line of machines and tools for deep hole drilling and skiving/roller burnishing?

To get the full story on Sunnen’s global capabilities watch our new corporate brand video which will introduce you to all that we stand for…Partnership, Precision and Performance. Hope you enjoy it!

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Engineering Efficiency. Every Step of the Way.

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Above and Beyond Honing

We’re not just honing parts anymore—we’re honing processes. Our global service team works one-on-one with our customers to refine their operations, engineer custom solutions and deliver the hands-on training they need to be their best.

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Solutions as Unique as Your Operation

See how our team designs, builds and implements custom machinery to solve our customers’ complex needs.

Latest Insights

Kamatics case study

Sunnen PGE-6000 - Kamatics Case Study

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Sunnen SHDD Deep Hole Drill - Midwest Precision Case Study

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Zippers Performance SV-30

Zipper’s Performance SV-30

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