What is the minimum hole diameter for FDM printing?
Last updated on Mar 30, 2026
- Standard 0.4mm nozzle: 1.0mm (reliable, round, fully formed)
- High-precision 0.2mm nozzle: 0.6mm (for fine details & small bores)
- Larger 0.6/0.8mm nozzles: 1.5mm minimum
- We guarantee functional, smooth holes at these sizes.