Features: 1)CM Wires technology. 2)Resistance to cyclic fatigue increased 400% compare to traditional NI-TI 3)4% Design for curved or complicated canal anatomy 4)Can be pre-bent and twisted will recover when heated over 60 Degree. Rotation Speed:450 RPM Torque:1.8 N/CM2 Packing List: 5 files per pack,2pack.
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