Dental Endo Root Canal Files Holder Disinfection Box Sterilized Case With Count Counting

1. There are a total of 12 knobs on the upper and lower outer sides, one color.
2. Low-risk area, suitable for straight root canals of anterior or posterior teeth.
3. The 6 knobs in the middle, two colors, high risk area curved root canals of posterior teeth, It is recommended to use no more than 6 times.
4. High risk area the anterior or posterior straight root canal, a file that has been used 12 times, It is recommended to put it in this area to enter the next counting cycle.
5. The counting knob is a three-color identification to indicate different risk zones.
6. Each individual hole is attached with a counting ring.