AZDENT Dental Scaler Tips Torque Wrench Prevents The Tip From Falling TS-1L. Compatible with Sirona. Autoclavable under the high temperature f 135℃ and pressure of 0.22Mpa, avoiding Cross Infection effectively. The torque is preset. Once the strength exerted to the scaler tip reaches the limit, the clutch inside the wrench would skid, could not exert any further strength to the tip, thus effectively protecting the ultrasonic scaler hand piece.