Cyclic fatigue resistance, torsional resistance, and metallurgical characteristics of M3 Rotary and M3 Pro Gold NiTi files.

Eugenio Pedullà Fabio Lo Savio Giusy Rita Maria La Rosa Gabriele Miccoli Elena Bruno Silvia Rapisarda Seok Woo Chang Ernesto Rapisarda Guido La Rosa Gianluca Gambarini Luca Testarelli

Published in: Restorative dentistry & endodontics (2018)

The M3 Pro Gold files showed greater flexibility and angular rotation than the M3 Rotary files, without decrement of their torque resistance. The superior flexibility of M3 Pro Gold files can be attributed to their martensite phase.

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