U.S. Based Precision Machining | CNC Milling & Turning

DEPENDABLE. PRECISE.
INNOVATIVE.

Exceptional Quality and Unparalleled Service Since 1988

We Don't Just Sell Parts, We Solve Problems.

With over 30 years of relentlessly pursuing excellence, we are your dependable partner for the most demanding contract manufacturing challenges. Tight tolerances, difficult materials, complex designs—bring it on. Our innovative and highly skilled team thrives on delivering precise solutions for the most demanding machining problems for critical industries that drive the world forward.

Services & Capabilities To Keep Your Company Evolving

CNC Milling

Our advanced multi-axis CNC milling services combine precision and versatility, using high-pressure coolant systems and automated machining centers to expertly handle the toughest materials and complex designs, delivering exceptional accuracy and efficiency.

CNC Turning

Our state-of-the-art CNC turning centers deliver precision and efficiency, expertly machining complex cylindrical parts with tight tolerances. Using live tooling for streamlined production, we handle a wide range of materials, including hardened steels up to RC60, all while reducing costs and minimizing setup times.

OEM & Supply Chain Support

We provide comprehensive OEM and supply chain support, offering technical guidance and streamlined supply chain solutions like LTA, dock-to-stock, and JIT deliveries to enhance product performance and operational efficiency.

The Powerful Industries We Serve

Aerospace

Our CNC milling and turning services deliver precise, complex components that meet the stringent requirements of the aerospace industry, ensuring exceptional accuracy, safety, and performance.

Cryogenics

Our CNC milling and turning services produce precise, high-quality components essential for cryogenic equipment, including heat stations, thin-walled cylinders, valve stems, and other critical compressor parts. We specialize in all aspects of cryogenic compressor technology, ensuring reliable performance in extreme low-temperature environments.

National Defense

Our CNC milling and turning services deliver the precise, mission-critical components essential for military equipment and technology, enhancing reliability, performance, and rapid innovation to safeguard national security.

Medical

CNC milling and turning are transforming the medical industry by enhancing precision and efficiency in manufacturing. DPI’s advanced machining ensures unmatched accuracy in medical product development, streamlining production, improving quality, and driving innovation.

Oil, Gas, and Energy

Our CNC machining services deliver precision components essential for separating, compressing, and processing gases like oxygen, nitrogen, and hydrogen, supporting critical processes in the oil, gas, and energy industries, including zero-emissions solutions.

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From the Shop Floor: Latest Insights from DPI

CNC Milling or CNC Turning: What’s the Difference?

In precision machining, choosing between CNC milling and CNC turning comes down to more than just preference—it’s about part geometry, material type, production volume, and required tolerances. Both are foundational CNC processes used across industries like aerospace, medical equipment, defense, and industrial manufacturing. In this guide, we’ll break down the core differences to help you select the best fit for your next project.

a close up of CNC machining, DPI's custom machining capabilities

Custom Solutions, Better Results: DPI’s Custom CNC Machining Capabilities Explained

In today’s competitive manufacturing landscape, generic machining services fall short for businesses facing complex engineering requirements. DPI’s custom CNC machining specializes in precision manufacturing of critical components—including aerospace parts, medical devices, and cryogenic components—offering unmatched accuracy, flexibility, and efficiency for even the most demanding projects.