Blue file is flexible, tough, and pre-curved suitable for curved canals
Sharper and performs better for canal preparation
0.4mm safe tip
Avoid to create a ledge
Avoid transportation or straightening
The nickel-titanium material has different rigidity, toughness and elasticity at unique temperatures to meet the needs of different forms of root canal treatment.
Opening File: SX Shapping Files: S1、S2 Finishing Files: F1、F2