• Adjustable torque screwdriver with rotary slip mechanism is idea for various jobs allowing easy change of torque setting.

• Adjustable type features external scale that can be set simply by twisting the body to line up with desired torque setting and then secured in place with black lock ring.

  • Hexagonal shaped locker prevents driver from rolling when set down on flat surfaces between uses.

• Rotary slip mechanism prevents over torque.

  • User will sense and hear “click” at set torque and should then stop turning, if user continues, the rotary slip mechanism will ratchet the driver without applying additional torque.

• Features Tohnichi’s toggle clutch torque detection mechanism for enhanced durability.

• Accepts standard 1/4″ hex root shaped bits (sold separately)

• Includes Certificate of Calibration from ISO factory.

  • NIST Certificates available upon request for additional fee.

• Models available in SI, Metric, and American units.

  • Select model according to units of measure and required torque range.

• Applicable for international use including the EU region. Compliant with calibration procedures of ISO 6789 Type II Class D.

• Counterclockwise tightening model available upon request

The RTD series is equipped with Tohnichi’s own toggle mechanism for torque control.