Tooling Design & Manufacturing
CNC Machining
CNC machining at National Molding supports new tool builds and ongoing tool maintenance, ensuring molds, components, and inserts are produced with the precision required for repeatable, high-quality molding.

Why CNC Machining Matters
Accurate machining directly impacts tooling longevity, part quality, and production efficiency. CNC machining provides:
- Tight tolerance control for critical features
- Faster lead times for tool builds and repairs
- Reliable repeatability across complex geometries
- Reduced downtime through quick-turn maintenance
Micro-Precision Repairs
Restoring edges, corners, and fine features
EDM & High-Detail Cuts
Ideal for intricate features and tight corners
Rapid Tool Repairs & Adjustments
Fast turnaround for insert replacements or dimensional tuning
Steel & Alloy Expertise
Experience machining hardened tool steels and specialty materials
Supporting Tool Build & Lifecycle Needs
CNC machining plays a critical role in:
- New mold builds
- Tool refurbishment
- Engineering changes
- Insert replacements
- Prototype tooling
With precision machining in-house, we maintain control over accuracy, speed, and tool performance.

National Molding
Let’s Build Precision Together
By combining engineering, simulation, and precision machining, we design tools that help customers launch products faster—with confidence in quality, consistency, and long-term manufacturability.

