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.
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.

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

See how DM&E has delivered precision CNC turning solutions that exceeded expectations across aerospace, defense, and industrial sectors.
We combine certified quality systems, advanced machining technology, and a commitment to transparent communication to deliver precision results every time.
ISO 9001:2015 and AS9100D certifications ensure every turned part meets rigorous aerospace and defense industry standards.
Design, machining, heat treat, finishing, and assembly all under one roof—eliminating multiple vendors and reducing lead times for Minnesota manufacturers.
CNC turning capabilities achieving tolerances as precise as +/-.0005, handling components from small parts to assemblies weighing up to 20,000 lbs.
An open-door policy and proactive project management keep you informed at every stage, ensuring on-time delivery and professional issue resolution.
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.
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.
Speak directly with our precision machining experts for a free consultation and project quote.
International quality management standard for consistent, high-quality manufacturing processes.
Aerospace quality management certification for defense and aviation-grade manufacturing.
American Welding Society certification ensuring code-compliant, high-integrity welds.
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.
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
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