
Kerr TF Twisted Files are nickel titanium rotary endodontic instruments used for shaping and preparing root canals. Manufactured with a proprietary twisting process rather than grinding, they preserve the NiTi grain structure to reduce microfractures and increase durability, while R-Phase heat treatment optimizes flexibility and resistance to cyclic fatigue. The #25 tip, .08 taper, and 27mm length provide efficient canal enlargement and extended reach for predictable root canal instrumentation.
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Sorted by lowest price · Add now, sign in at checkout















Kerr TF Twisted Files are nickel titanium rotary endodontic instruments used for shaping and preparing root canals. Manufactured with a proprietary twisting process rather than grinding, they preserve the NiTi grain structure to reduce microfractures and increase durability, while R-Phase heat treatment optimizes flexibility and resistance to cyclic fatigue. The #25 tip, .08 taper, and 27mm length provide efficient canal enlargement and extended reach for predictable root canal instrumentation.
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