Micro CNC.
Sub-millimeter.
Tiny features.
Micro machining services — features under 1 mm, parts under 10 mm. Watch components, microfluidics, medical devices, electronics. Specialized equipment.
Key principles.
Sub-millimeter
Features 0.1-1 mm. Tools 0.1-3 mm diameter.
±0.005 mm
Tighter than standard CNC. Micro-CMM verification.
Ra 0.2 µm
Better than standard. Polishable to mirror.
Most CNC
Aluminum, stainless, brass, titanium, plastics. Material per use.
Micro CNC
High-RPM (60K+ RPM) spindles. Sub-micron positioning.
Watches, medical
Watch movements, surgical tools, electronics, fluidics.
FAQ
Smallest feature size?
Practical 0.1 mm. Below requires laser, EDM, or other micro processes.
Tolerance achievable?
±0.005 mm CNC micro-machining. ±0.001 mm with grinding.
Materials limitations?
Most CNC materials. Smaller tools mean lower torque — material selection per machinability.
Surface finish?
Ra 0.2 µm CNC. Better via grinding (Ra 0.1) or polishing.
Cost premium?
2-5× standard CNC. Specialty tooling, slower speeds, micro-CMM verification.
Major applications?
Watch movements, surgical instruments, microfluidic devices, fiber-optic connectors, medical implants.