Precision CNC Machining forMedical, Semiconductor & High-Tech Industries
Full-service precision CNC machining, Wire EDM, and automated manufacturing for medical device, semiconductor, opto-mechanical, fluid measuring, particle measuring, and hydraulic industries. ISO 9001:2015 certified with 60+ years combined experience. From prototype development to production runs across Minnesota and Colorado facilities.
60+
Years Combined Experience
98%
Repeat Business
3
Specialized Facilities
Trusted by OEMs Nationwide
What We Do
Full-Spectrum Precision Manufacturing
From prototype development to production runs, OP1 Group delivers complete manufacturing solutions with the precision and reliability your projects demand.
CNC Machining
Multi-axis milling and turning with capabilities up to 40" x 26" x 25" envelope. Low to high volume production with automation.
Learn MoreWire EDM
Tolerances as tight as ±0.0001" with sharp internal corners. Ideal for complex geometries and hardened materials.
Learn MorePrecision Grinding
Surface and cylindrical grinding for critical dimensions. Meet the tightest specifications on hardened components.
Learn MoreInspection & QC
In-house CMM inspection, first article reports, and full documentation. 100% traceability on every order.
Learn MoreWhy OP1 Group
Reduce Risk. Increase Reliability.
Choosing a manufacturing partner is a critical decision. OP1 Group minimizes your risk with proven quality systems, responsive communication, and a track record of on-time delivery across thousands of complex parts.
Fast Quote Turnaround
Get quotes in 24 hours. Standard lead time is 3 weeks for prototypes, 3-5 weeks for production.
ISO 9001:2015 Certified
Rigorous quality systems ensure consistent results. Full documentation and traceability on every order.
Advanced Automation
High-utilization automation ensures quality and cost-efficiency, even during peak demand periods.
Complete Documentation
First article inspection, material certifications, and full quality records included as standard.
98% Repeat Business
Long-term partnerships built on reliability, communication, and consistent on-time delivery.
Proven Performance
60+
Years Combined Experience
±0.0001"
Tolerance Capability (Wire EDM)
24 hrs
Typical Quote Response
"Our business depends on receiving high precision complex machine parts… We view OP1 Group as a partner in our business."
— OEM Customer
Our Network
Three Specialized Facilities. One Unified Standard.
OP1 Group unites three proven manufacturing companies, each bringing decades of specialized expertise under a shared commitment to quality and reliability.
Operose Manufacturing
Over 60 years of precision machining experience. Specialized in automation for high-mix, low-volume and low-mix, high-volume production. Lean manufacturing processes with minimum downtime.
3D CNC
Industry leaders in precision CNC machining since 1989. Capabilities include CNC milling, turning, Wire EDM, grinding, and in-house inspection. ISO 9001 certified.
Deluxe Machine
Just-in-time precision machining since 1984. Specializing in short-run, precision machined components for small and medium-sized OEMs with customized delivery programs.
How It Works
From Quote to Delivery
We've streamlined our process to get you accurate quotes fast and deliver quality parts on time. Here's what to expect when you work with OP1 Group.
Submit Your RFQ
Upload your CAD files, drawings, or specs. Include material requirements, quantities, and any critical tolerances.
Get a Quote in 24 Hours
Our engineering team reviews your requirements and provides a detailed quote, typically within one business day.
We Manufacture
Production begins with full traceability. Prototypes in ~3 weeks, production runs in 3-5 weeks, plus finishing if needed.
Quality Delivery
Parts are inspected, documented, and shipped with full certifications. Track your order from start to delivery.
What We Need to Quote Fast
Provide these details upfront for the fastest, most accurate quote.
CAD Files / Drawings
STEP, IGES, DXF, PDF
Material Specs
Alloy, grade, condition
Quantity
Prototype to production
Critical Tolerances
Key dimensions, GD&T
Customer Success
Trusted by OEMs Across Industries
Our customers choose OP1 Group for precision, reliability, and a partnership approach that goes beyond transactions.
"Our business depends on receiving high precision complex machine parts… We view 3D CNC as a partner in our business."
Ryan Jurgenson
Applied Kinetics, Inc (AKI)
"3D CNC has always been able to manufacture to the highest level required."
John Williams
Kinematic Automation
"We actually changed vendors to access 3D CNC's rapid turnaround, precision results and fair pricing."
Jeff Davis
Advantage Manufacturing Tech.
Ready to Get Started?
Whether you have a complete design or need engineering support, our team is ready to help. Get a quote in 24 hours.
Quick Contact
Our Facilities
Operose Manufacturing
Frederick, CO • (303) 833-5967
3D CNC
Hutchinson, MN • (320) 587-5923
Deluxe Machine
Mankato, MN • (952) 641-6620