CNC Machining & Repair
Utilizing state-of-the-art CNC mills and lathes, we machine replacement components and perform precision repairs with tolerances as tight as +/-.0005, restoring milling machines to exact OEM specifications.
Keep your milling machines running at peak performance with Douglas Machine & Engineering's comprehensive service, repair, and rebuilding solutions. From precision diagnostics and component replacement to full mechanical rebuilds, our ISO 9001:2015 and AS9100D certified team delivers the accuracy, reliability, and turnaround your operation demands—minimizing downtime and extending equipment life.

From precision CNC machining and spare parts manufacturing to full rebuilds, we offer comprehensive solutions to restore and optimize your milling equipment.
Utilizing state-of-the-art CNC mills and lathes, we machine replacement components and perform precision repairs with tolerances as tight as +/-.0005, restoring milling machines to exact OEM specifications.
We manufacture hard-to-source and custom spare parts for milling machines, ensuring long-term availability and precise dimensional compliance to keep your equipment operational for years to come.
Our complete rebuild and assembly service restores worn or damaged milling machines to like-new condition, handling everything from structural reconditioning and component replacement to final assembly and quality validation.
Our in-house design team leverages PTC Creo and CATIA v5 to engineer rebuild plans, reverse-engineer obsolete components, and develop upgraded configurations that improve milling machine performance and longevity.
Every repaired or rebuilt milling machine undergoes rigorous dimensional verification using CMM analysis, certified granite tables, and first article inspection reporting to ensure full compliance and operational readiness.
Our AWS certified welders perform structural weld repairs on milling machine frames, bases, and components, restoring mechanical integrity and ensuring rebuilt machines meet demanding industrial performance standards.

We begin with a thorough inspection of your milling machine, identifying worn components, structural damage, and performance deficiencies. A detailed condition report is prepared outlining recommended repairs, rebuild scope, and projected restoration outcomes.
See how Douglas Machine & Engineering has restored critical milling equipment and exceeded client expectations across demanding industries.
We bring certified expertise, end-to-end project control, and a commitment to quality that sets us apart as a trusted milling machine repair and rebuilding partner.
Our ISO 9001:2015 and AS9100D certifications guarantee every repair and rebuild meets the rigorous quality standards required by aerospace, defense, and industrial clients.
From design engineering and CNC machining to welding, inspection, and finishing—we manage every stage of your milling machine repair in-house, eliminating delays and extra costs.
We machine replacement components and rebuild assemblies to tolerances as precise as +/-.0005, ensuring restored milling machines perform to original or improved specifications.
Our open-door policy and dedicated project management keep you informed at every step, with on-time delivery and clear communication from assessment through final quality sign-off.
A skilled workforce dedicated to precision, quality, and exceeding customer expectations on every job.
Douglas Machine & Engineering (DM&E) is an ISO 9001:2015 and AS9100D certified precision manufacturing and machine service company operating as a true one-stop shop. With AWS certified welders, advanced CNC machining capabilities, and in-house design engineering using PTC Creo and CATIA v5, DM&E handles milling machine repair and rebuilding from initial assessment through final inspection and delivery. The company recently celebrated the grand opening of a new CNC production shop, reflecting a strong commitment to growth and enhanced production capacity. Serving aerospace, defense, agriculture, robotics, and industrial sectors, DM&E is built on a culture of transparency, communication, and a revitalized dedication to customer service—putting the quality of every finished project firmly in their hands.
A well-maintained milling machine can last 20 to 50 years or more. Regular servicing, timely component replacement, and periodic rebuilds are key to maximizing lifespan. Machines that undergo professional rebuilding can often be restored to near-new performance, significantly extending their useful service life and delaying costly replacement.
Speak with our certified repair and rebuild specialists for expert guidance and a free assessment.
International quality management certification ensuring consistent, high-quality service delivery.
Aerospace quality management certification validating compliance with defense and aerospace standards.
American Welding Society certification confirming expert-level welding quality and structural integrity.
Whether you need a rapid repair, custom spare parts, or a complete machine rebuild, our certified team is ready to help. Fill out the form below and a DM&E specialist will respond promptly to discuss your equipment needs and schedule an assessment.
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