Torsional resistance of XP-endo Shaper at body temperature compared with several nickel-titanium rotary instruments.
Amr M ElnaghyShaymaa E ElsakaPublished in: International endodontic journal (2017)
FlexMaster and ProFile Vortex instruments were more resistant to torsional stress compared with TRUShape and XP-endo Shaper instruments. The manufacturing process used to produce XP-endo Shaper instruments did not enhance their resistance to torsional stress as compared with the other instruments.