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Providing innovative and quality manufacturing solutions
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Our Services

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Advanced 3- and 5-axis CNC milling for complex, high-precision components — achieving exceptional accuracy, surface finish, and repeatability.

Milling

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High-precision CNC turning for custom components — delivering tight tolerances, smooth finishes, and consistent accuracy across every part.

Turning

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Professional small-part assembly for prototypes and production — ensuring precise fit, reliable function, and consistent quality in every build.

Small Assembly

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Precision FDM 3D printing for functional parts, prototypes, and custom designs — delivering clean, accurate results ready for real-world use.

3D Printing

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SERVICES

OUR WORK

A glimpse of what we make

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Our work
ABOUT US

ABOUT US

R&D Machining is a family owned business, co-owned by father and son, Richard and David Sowell. Established in 1997, R&D Machining Inc has grown and continues to push the limits of its capabilities and capacities.  

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We specialize in producing precision mechanical components for many different industries. We not only machine parts with tight tolerances that will pass inspection, but we machine parts that we can take pride in.

 

At R&D Machining, producing quality components is our priority.

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CONTACT

CONTACT US

5015 Old Redwood Highway

Santa Rosa, CA 95403

 

randmachining@comcast.net


Tel: 707-566-9491

OPENING HOURS:

 

Mon - Fri: 7am - 4pm

​​Saturday: closed

​Sunday: closed

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Call us at (707) 566-9491

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