Dota Flex Refill 4% #30 - 25 mm: - CM Alloy, non-cutting tip, and sharp cutting edge assure its excellent resistance and flexibility at the same time. - Patented alternating flat surface - More Debris removal upwards and no pushing of debris apically. - No Screw-in effect. - Great compromise between cutting efficiency and flexibility, due to the modified S-shaped cross section. - Flexibility of the file is more due to the alternating flat surface design, where there is less metal core of the file. - Better negotiation of the root canal with great respect to the canal anatomy due to the unique design features. - The File shows a very smooth sensation during cutting and root canal preparation, thanks to the Alternating Flat Surface design aided by the asymmetrical cross-section. - Certification: Class IIa, CE, ISO. - Size: #30. -Taper: 4%. - Length:25 mm. **For further product information, please contact Chat Support**