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1/4" Dr 10 - 80 cNm Williams Micro Adjustable Torque Screwdriver - 61NSMW

1/4" Dr 10 - 80 cNm Williams Micro Adjustable Torque Screwdriver - 61NSMW

$187.20 $390.00
(You save $202.80)
Model #
Drive Size:
1/4 Inch Female Hex
Metric Range:
10-80 cNm
6.8 Oz
± 6%



The Williams 61NSM Micro Adjustable Torque Screwdriver has a 1/4" Female Hex Drive and Metric range of 10-80 cNm.  Adjustable models offer versatility for applications that require more than one torque value. These 1/4 dr adjustable micro torque screwdrivers are particularly suited for the electronics industry and for instrument assembly work.

A simple, cam-over design prevents over-tightening and possible damage to components. Torque settings are easily and accurately changed with a unique adjusting knob and easy-to-read window scale. Adjusting the Williams 61NSM screwdriver is simple. Just pull out the adjusting knob to unlock, turn to the desired setting, then push the knob in until it clicks! Positive locking knob makes accidental setting changes impossible. This metric torque screwdriver features an automatic lock that operates in the counterclockwise direction, making fastener removal a snap.


  • Positive locking pull down adjustment knob
  • Trilobular comfort grip
  • Universal 1/4” hex bit holder with strong rare earth magnet
  • Cam-over torque limiting clutch
  • Slip resistant finish
  • Easy-to-read window scale
  • Light weight
  • Automatic lock in CCW direction for disassembly
  • Accuracy: ± 6% of indicated value, CW, from 20% to 100% of full scale
  • Individually serialized with matching certificate of calibration traceable to N.I.S.T.
  • Meets or exceeds ASME B107.14 - 2004
  • Torque Range: 10 - 80 cNm
  • Increments: 1 cNm
  • W x L Inches: 1.1 x 5.5
  • Wt. Oz.: 6.8