[Back to Glossary](https://endo-guide.app/glossary)

 Concept

# Torsional Resistance

## Definition

The ability of a file to resist fracture when its tip locks in the canal while the shaft continues to rotate. Higher torsional resistance reduces the risk of tip-driven breakage.

## Clinical Guides

[Complications & Troubleshooting](https://endo-guide.app/complications)

## Related Terms

[Torque](https://endo-guide.app/glossary/torque)[Screw-In Effect (Taper Lock)](https://endo-guide.app/glossary/screw-in)[Glide Path](https://endo-guide.app/glossary/glide-path)[Working Length](https://endo-guide.app/glossary/working-length)[Apex Locator](https://endo-guide.app/glossary/apex-locator)[Crown-Down Technique](https://endo-guide.app/glossary/crown-down-technique)

---

Canonical HTML: https://endo-guide.app/glossary/torsional-resistance · Agent guide: https://endo-guide.app/llms.txt