• 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%.

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  • 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.

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Our Vision is Precision

For over 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.

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Sunnen Spotlight 

Join the Celebration of
a Century

2024 marks 100 years of partnership, precision and performance with Sunnen. To mark this occasion, we're revisiting the many people, partners and products that have defined our legacy. Visit Sunnen's anniversary timeline for our many moments of impact.

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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

Hendrick Motorsports 2024

Hendrick Motorsports Partnership with Sunnen

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Sunnen Equipment Highlights – PRI 2023

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Forest City Gear Case Study

Forest City Gear Case Study

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