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Tohnichi Adjustable Torque Screwdriver 12RTD

Tohnichi Adjustable Torque Screwdriver 12RTD

  • 19910

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Tohnichi Adjustable Torque Screwdriver 12RTD

The rotary slip clutch reduces the possibility of over-torque. Once torque set is achieved, even if more force is applied, the tool ratchets and does not add additional torque.

  • Adjustable torque setting by twisting shaft with main and supplementary scales
  • Models are available in SI, Metric or English units of measure --one unit of measure on tool
  • Lock ring holds selected torque value in place
  • For Clockwise tightening only
  • Click alerts user that torque set has been achieved
  • Rotary slip mechanism prevents over torque by ratcheting after click
  • Accuracy +/-3% of indicated value
  • Mid range models have removable colored resin grip
  • Large models includes hook to assist with turning shaft to set tool for higher values.
  • Accepts 1/4 hex bits (not included) See Accessories tab above
  • Includes Certificate of Calibration (NIST Traceable Cert offered for additional fee)


Model No. 12RTD
Torque Range
2 - 12/.1
in. lbs/Graduation
Dimensions (mm)
Overall Length
L' 130
Grip Dia.
D1 35
D2 18
D3 11
D4 30
L1 24
L2 105~115
Weight Approx.
kg .16
lbs. .35



1.For models RTD260CN, 500CN, a hook spanner is supplied as a standard accessory for setting torque.
2.For models RTD120CN, 260CN, a resin grip is standard. Other color grips available, see accessories tab.
3. This series accepts standard 6.35 (1/4) hex bits, sold separately. Refer to bits page.


Need Tool Repair and Calibration?

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