An R-file, or reamer, typically has a triangular cross-section with fewer flutes than a K-file. It is designed primarily for use in a rotational (reaming) motion to enlarge the root canal.
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Dental ConsumablesAn R-file, or reamer, typically has a triangular cross-section with fewer flutes than a K-file. It is designed primarily for use in a rotational (reaming) motion to enlarge the root canal.