Torque conversion

RNTD Preset Type Torque Screwdriver

RoHS Assembly Preset Rotary Slip


  • Preset torque screwdriver with rotary-slip mechanism to prevent over-tightening.
  • Preset style is ideal for applications which require the same torque setting such as assembly work.
    • No external scale adjustment means torque set cannot be inadvertantely changed making for more secure torque setting.
  • Supplied with no torque set. Requires adjusting key and tester to set torque value.
  • Preset torque service can be requested at time of order for a nominal fee.
  • Enhanced reliability and durability by adopting toggle clutch torque mechanism.
  • User will sense "click" at set torque. If user continues past the click, the tool will ratchet without applying additional torque.
  • RNTD500CN comes with an auxiliary handle.
  • Accepts standard 1/4 hex root bits. (sold separately)
  • Counterclockwise tightening model available upon request.
  • Applicable for international use including the EU region. Compliant with calibration procedures of ISO 6789 Type II Class E.
torque animation The RNTD series is equipped with Tohnichi's own toggle mechanism for torque control.
The bit on the picture is optional.

Standard accessories

  • Comes with resin handle (for RNTD120CN and RNTD260CN only).


dimensions RNTD15CN~260CN dimensions RNTD120CN and RNTD260CN with resin grip dimensions RNTD500CN