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CNC Turning Services in Minnesota - Precision Machining

Douglas Machine & Engineering delivers high-precision CNC turning services across Minnesota, holding tolerances as tight as +/-.0005 for aerospace, defense, agriculture, and industrial applications. With ISO 9001:2015 and AS9100D certifications, our state-of-the-art CNC lathes and in-house engineering team take your project from concept to finished component—on time, every time.

CNC turning machine producing a precision metal component in a Minnesota machine shop

Our CNC Turning & Precision Machining Services

Comprehensive CNC turning and machining solutions—from prototype to full-production runs—executed in-house with precision and accountability.

CNC Lathe Turning

High-precision CNC lathe turning for cylindrical and complex rotational components, holding tolerances from +/-.005 to +/-.0005 to meet the strictest aerospace, defense, and industrial specifications.

CNC Milling & Machining

Full-scope CNC milling and machining using state-of-the-art mills and FeatureCAM programming, capable of handling components up to 20,000 lbs for demanding multi-industry applications.

Design Engineering

In-house design team utilizing PTC Creo, CATIA v5, and AutoCAD to transform concepts into manufacturable designs, managing the complete workflow from engineering to production-ready parts.

Quality Inspection

Rigorous first article inspection (FAI), CMM analysis, and dimensional verification on certified granite tables, backed by ISO 9001:2015 and AS9100D quality documentation for regulated industries.

Heat Treat & Finishing

Coordinated heat-treat processing through certified partners, plus in-house powder coating and plating integration to deliver components with optimal hardness, corrosion resistance, and surface finish.

Assembly & Project Management

End-to-end project management from concept through installation, consolidating machining, assembly, finishing, and supplier coordination under one roof to save time, cost, and complexity.

Concept to Installation

Minnesota's Trusted Partner for Precision CNC Turning

From prototyping to high-production runs, Douglas Machine & Engineering brings ISO 9001:2015 and AS9100D-certified CNC turning to Minnesota's most demanding industries. Minnesota's manufacturing sector—spanning agricultural equipment, aerospace components, and industrial machinery—requires machining partners who understand tight schedules and uncompromising tolerances. Our in-house engineering, machining, inspection, and finishing capabilities eliminate multi-vendor complexity, keeping quality in our hands from the first cut to final delivery.

Precision CNC turned parts laid out for quality inspection in a certified machine shop
Trusted By Industry

Success Stories

See how DM&E has delivered precision CNC turning solutions that exceeded expectations across aerospace, defense, and industrial sectors.

"DM&E's CNC machining delivers exceptional precision and reliability. Their AWS certified welders and lathe turning capabilities consistently exceed our aerospace tolerances. Outstanding quality from concept to installation."

David Richardson

"We struggled coordinating multiple vendors for heat treat and plating until finding DM&E. Their project management eliminated redundant purchase orders and cut our lead times significantly. True one-stop-shop solution."

Sandra Mueller

"For cnc turning services minnesota, DM&E stands out with their new CNC production shop capabilities. Their ISO 9001:2015 and AS9100D certifications prove their commitment to quality and precision manufacturing excellence."

Michael Torres

"Urgent timeline needed for defense components. DM&E turned around our first article inspection and fabrication in three weeks without compromising quality. Their responsiveness and communication were outstanding."

James Patterson

"Their comprehensive quality assurance from receiving through final inspection saved us costs. CMM analysis via Exact Metrology and FAI reporting give us confidence. Transparent pricing and timely issue resolution throughout."

Jennifer Adams

"We've partnered with DM&E for five years. Their design engineering team using CATIA and Creo transforms our concepts into production parts flawlessly. Trust, communication, and consistency define our relationship."

Robert Chen

"DM&E's powder coating and blasting booth capabilities deliver durable finishes on our custom metal assemblies. Thermoset epoxy and polyester coatings meet all corrosion specifications. In-house execution ensures quality control throughout."

Marcus Johnson

"As an industry peer, cnc turning services minnesota must meet AS9100D standards. DM&E's robotic integration capabilities and new CNC shop position them competitively for complex automation demands across aerospace and defense sectors."

Thomas Whitfield

"DM&E's CNC machining delivers exceptional precision and reliability. Their AWS certified welders and lathe turning capabilities consistently exceed our aerospace tolerances. Outstanding quality from concept to installation."

David Richardson

"We struggled coordinating multiple vendors for heat treat and plating until finding DM&E. Their project management eliminated redundant purchase orders and cut our lead times significantly. True one-stop-shop solution."

Sandra Mueller

"For cnc turning services minnesota, DM&E stands out with their new CNC production shop capabilities. Their ISO 9001:2015 and AS9100D certifications prove their commitment to quality and precision manufacturing excellence."

Michael Torres

"Urgent timeline needed for defense components. DM&E turned around our first article inspection and fabrication in three weeks without compromising quality. Their responsiveness and communication were outstanding."

James Patterson

"Their comprehensive quality assurance from receiving through final inspection saved us costs. CMM analysis via Exact Metrology and FAI reporting give us confidence. Transparent pricing and timely issue resolution throughout."

Jennifer Adams

"We've partnered with DM&E for five years. Their design engineering team using CATIA and Creo transforms our concepts into production parts flawlessly. Trust, communication, and consistency define our relationship."

Robert Chen

"DM&E's powder coating and blasting booth capabilities deliver durable finishes on our custom metal assemblies. Thermoset epoxy and polyester coatings meet all corrosion specifications. In-house execution ensures quality control throughout."

Marcus Johnson

"As an industry peer, cnc turning services minnesota must meet AS9100D standards. DM&E's robotic integration capabilities and new CNC shop position them competitively for complex automation demands across aerospace and defense sectors."

Thomas Whitfield

"DM&E's CNC machining delivers exceptional precision and reliability. Their AWS certified welders and lathe turning capabilities consistently exceed our aerospace tolerances. Outstanding quality from concept to installation."

David Richardson

"We struggled coordinating multiple vendors for heat treat and plating until finding DM&E. Their project management eliminated redundant purchase orders and cut our lead times significantly. True one-stop-shop solution."

Sandra Mueller

"For cnc turning services minnesota, DM&E stands out with their new CNC production shop capabilities. Their ISO 9001:2015 and AS9100D certifications prove their commitment to quality and precision manufacturing excellence."

Michael Torres

"Urgent timeline needed for defense components. DM&E turned around our first article inspection and fabrication in three weeks without compromising quality. Their responsiveness and communication were outstanding."

James Patterson

"Their comprehensive quality assurance from receiving through final inspection saved us costs. CMM analysis via Exact Metrology and FAI reporting give us confidence. Transparent pricing and timely issue resolution throughout."

Jennifer Adams

"We've partnered with DM&E for five years. Their design engineering team using CATIA and Creo transforms our concepts into production parts flawlessly. Trust, communication, and consistency define our relationship."

Robert Chen

"DM&E's powder coating and blasting booth capabilities deliver durable finishes on our custom metal assemblies. Thermoset epoxy and polyester coatings meet all corrosion specifications. In-house execution ensures quality control throughout."

Marcus Johnson

"As an industry peer, cnc turning services minnesota must meet AS9100D standards. DM&E's robotic integration capabilities and new CNC shop position them competitively for complex automation demands across aerospace and defense sectors."

Thomas Whitfield
The DM&E Difference

Why Choose Douglas Machine & Engineering?

We combine certified quality systems, advanced machining technology, and a commitment to transparent communication to deliver precision results every time.

Certified Quality

ISO 9001:2015 and AS9100D certifications ensure every turned part meets rigorous aerospace and defense industry standards.

One-Stop Shop

Design, machining, heat treat, finishing, and assembly all under one roof—eliminating multiple vendors and reducing lead times for Minnesota manufacturers.

Tight Tolerances

CNC turning capabilities achieving tolerances as precise as +/-.0005, handling components from small parts to assemblies weighing up to 20,000 lbs.

Transparent Communication

An open-door policy and proactive project management keep you informed at every stage, ensuring on-time delivery and professional issue resolution.

About Douglas Machine & Engineering

A skilled, dedicated team built around precision, quality, and customer success.

Douglas Machine & Engineering (DM&E) is a precision manufacturing company serving Minnesota and the broader Midwest industrial corridor. Certified to ISO 9001:2015 and AS9100D, DM&E operates as a true one-stop shop—providing CNC turning, milling, fabrication, design engineering, inspection, and finishing services under one roof. The company recently marked a significant milestone with the grand opening of a new CNC Production Shop, expanding capacity and production value to better serve aerospace, defense, agricultural, and industrial customers. With AWS-certified welders, a CAGE Code-registered facility, and cyber security insurance, DM&E is built to handle the compliance and quality demands of regulated industries. The team's core values center on transparent communication, careful project planning, and an unwavering commitment to exceeding customer expectations on performance and on-time delivery.

Tolerances to +/-.0005"Precision machining for the most demanding aerospace and defense specifications
Up to 20,000 lb ComponentsHeavy-duty CNC turning and machining capacity for large-scale industrial parts
ISO 9001:2015 & AS9100D CertifiedDual certification ensuring the highest quality standards for every machined component

Frequently Asked Questions

What industries does DM&E serve with its CNC turning services?

Douglas Machine & Engineering serves aerospace and defense, agricultural, robotics, food grade packaging, pharmaceutical, construction, and industrial sectors, providing precision CNC turned components that meet the strict requirements of each industry.

What tolerances can DM&E hold on CNC turned parts?

Is Douglas Machine & Engineering AS9100D certified for aerospace work?

Can DM&E handle design as well as CNC turning?

What is the maximum component size DM&E can machine?

Does DM&E offer finishing services alongside CNC turning?

How does DM&E manage quality assurance for CNC turned parts?

How can I get a quote for CNC turning services from DM&E?

Still Have Questions About Our CNC Turning Services?

Speak directly with our precision machining experts for a free consultation and project quote.

Certified & Trusted

Awards and Recognition

ISO 9001:2015 certification badge for Douglas Machine & Engineering

ISO 9001:2015 Certified

International quality management standard for consistent, high-quality manufacturing processes.

AS9100D aerospace quality certification badge for DM&E

AS9100D Certified

Aerospace quality management certification for defense and aviation-grade manufacturing.

AWS certified welding badge for Douglas Machine & Engineering

AWS Certified Welders

American Welding Society certification ensuring code-compliant, high-integrity welds.

Get a Precision CNC Turning Quote Today

Share your project specifications, drawings, and volume requirements with our team. We'll respond promptly with a detailed quote and timeline, keeping quality and on-time delivery at the forefront of every engagement.

Contact Us Today

For immediate assistance, feel free to give us a direct call at +1 563-324-0611 You can also send us a quick email at lschaul@doug-machine.com