WHERE PRECISION
MEETS PASSION
Precision Grinding Services for Industrial Manufacturers
Take A Look Behind The Grind…
As a leader in the precision grinding industry since 1946, we blend time-honored craftsmanship with innovative techniques and cutting-edge technology to deliver unparalleled quality.
Whether our customer is a top defense manufacturer, a new tech startup, or somewhere in between, our commitment remains the same: precision in every grind, transparency in every transaction, and a partnership built on trust.
How to Choose A Precision Grinding Vendor

How to Choose A Precision Grinding Vendor
The Art of Precision Grinding
Duval has built a prestigious client roster through exceptional reliability and consistently accurate results. At Duval, we provide precision grinding services with a high level of craftsmanship and expertise, delivering within a clearly communicated timeframe and meeting your demanding tolerances.
Exceeding Expectations in Precision Grinding Services
Whether the job involves internal diameter grinding, outside diameter grinding, surface grinding, jig grinding, or CNC grinding, our highly skilled grinders produce high quality results for prototype runs or batches of hundreds.
Our team excels in grinding a diverse range of materials for industrial applications, with process engineering to account for each material’s unique properties. We work with metals and alloys such as aluminum, stainless steel, titanium, and Inconel®, as well as other materials like ceramic, PEEK, and various coatings and platings. Our team can also develop custom tooling and fixturing to achieve the optimal finish for any part.
With extensive experience in overcoming complex grinding challenges, we accommodate both large and small components with precision. If your desired material is not listed, contact our engineers today to discuss your specific needs.
Why Choose Duval Precision Grinding?
A Legacy of Reliability
Rooted in a tradition of excellence, Duval Precision Grinding has been the industry’s touchstone for unmatched quality, precision, and service for more than 70 years.
Modern Techniques
Harnessing the power of state-of-the-art technology, we combine traditional craftsmanship with cutting-edge methods to deliver unparalleled precision.
Quality Assurance
We adhere to a strict quality management system that satisfies the needs of the most rigorous industries, including defense, medical, and aerospace. We prioritize compliance because our customers demand it.
Transparent Communication
Your trust is paramount. We pledge clear, transparent, and timely communication at every project phase.
Refined OD Grinding Process for Steel Stepped Shafts
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Precision ID Grinding for Aerospace & Semiconductor Components
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