Tolerances ±0.001" Materials 30+ Alloys

Precision CNC Manufacturing

BUILT TO
EXACT
SPEC

4G CNC delivers precision-machined components for engineers who can’t afford to compromise. From prototypes to full production runs — engineered right, every time.

CNC milling in action
3-Axis Milling· 5-Axis Machining· CNC Turning· Tight Tolerances· Aluminum · Steel · Brass · Copper · Titanium· Rapid Prototyping· Production Runs· Quality Inspection· 3-Axis Milling· 5-Axis Machining· CNC Turning· Tight Tolerances· Aluminum · Steel · Brass · Copper · Titanium· Rapid Prototyping· Production Runs· Quality Inspection·

Services

We hold every job to the same standard — whether it’s a single prototype or a high-volume production order.

01

⚙️

CNC Milling

3 and 5-axis milling for complex geometries, contoured surfaces, and precision pockets in a wide range of metals and plastics.

02

🔩

CNC Turning

High-precision lathe work for cylindrical components, threads, and tight-tolerance shafts with fast turnaround times.

03

🛠

Prototype Machining

Rapid prototypes from your CAD files. We'll have first-article parts in your hands fast so you can validate designs without delay.

04

📦

Production Runs

Scalable batch manufacturing from 10 to 10,000+ parts. Consistent quality and on-time delivery, every order.

05

🔬

Quality Inspection

CMM inspection, surface finish measurement, and full dimensional reporting to ensure parts meet spec before they ship.

4G CNC shop

About 4G CNC

4G CNC is a precision manufacturing and engineering company built on the principles of craftsmanship, repeatability, and accountability. We work with engineers and procurement teams who can't afford to compromise on quality.

Our facility runs modern CNC equipment with skilled machinists who understand both the machines and the parts they're making. We're not just cutting metal — we're delivering solutions you can build on.

Precision First
Tight tolerances are our standard, not our exception.
On-Time, Every Time
Your schedule matters. We plan and deliver accordingly.
Direct Communication
You'll always know the status of your job. No chasing.
3 & 5-Axis
CNC Machines
±0.001"
Tolerance Capability
30+
Materials Machined
75+
Years of Experience

Request a Quote

Ready to start a project or need a quote on a machined part? Send us your drawings or specs and we'll get back to you quickly with pricing and lead time.

Email
Phone(630) 520-3830
HoursMon – Fri, 8am – 5pm
Location763 N Edgewood Ave, Wood Dale, IL 60191