Dental K-FILE NITIFLEX NiTi Flexible Endodontic ENDO Root Canal K Files 21/25mm por | Jul 17, 2026Dental K-FILE NITIFLEX — For Dental Use Only. Material: NiTi Flexible. Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Length: 21 / 25 / 31mm.