
CNC Machining Service
Machined prototypes and production parts in as fast as 1 day. Request an online quote today.
CERTIFICATIONS
ISO 9001:2015 | AS9100D | ITAR Registered
Looking for a reliable, quick-turn supplier of machined plastic and metal components? With hundreds of CNC machines, our unmatched in-house capacity ensures your parts are shipped on-time, every single time. At Protolabs, our AS9100-certified CNC machining facilities are designed for both rapid prototyping and low-volume production of end-use components.
CNC Machining Processes
CNC Milling
CNC milling is a subtractive manufacturing process that uses 3-axis milling and 5-axis indexed milling processes to cut solid plastic and metal blocks into final parts.
CNC Turning
CNC turning with live tooling combines both lathe and mill capabilities to machine parts with cylindrical features from metal rod stock.
CNC Machining Materials
- PET
- PMMA
- Polycarbonate
- Polypropylene
- PPSU
- PS
- PSU
- PTFE
- PVC

Introducing Economy Lead Time
Now, we offer economy lead time options for machining projects that are less time-sensitive and more cost-competitive. Give it a try today by uploading a CAD model.

Anodizing and Chromate Plating for Machined Parts
Need a protective and aesthetic coating on your machined parts? We have you (and your parts) covered. Submit your order through our quoting system and get your parts in as little as seven days.
Why Choose Protolabs for CNC Machining?
Tour Our Machine Shop (Virtually)
Take a quick tour through our 215,000 sq. ft. CNC machining facility in Minnesota to see how we manufacture parts in as fast as 24 hours.


"We primarily use Protolabs to test new ideas...as we consider a potential design improvement, we want the ability to create parts and see how they perform as quickly as possible.”
What's in an Online CNC Quote?
Upload a 3D CAD file of your machined part and within a few hours we'll send you manufacturing analysis and an interactive quote. Within your quote you can modify materials and quantities and see pricing updates in real-time. Additionally, within your manufacturing analysis, you can assign threading with a click of your mouse.
Each CNC quote contains:
> Real time, accurate pricing
> Manufacturing analysis
> Threading assignments