1.New and special design, operate expediently
2.spread averagely, no splash
3.spray nozzle insert and extract quickly, convenience to disinfect
alternately
4. **0 degree rotation can clean the tartar of any part of the
teeth.
5. with the function of preventing water return-absorbing
air prophy smart, handily power spraying.
elaborate design on the length, angle and cure, so that dentists
can clean the tartar of the inner part of the teeth more easily
