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Product SKU : SM-NSM series

Micro-Adjustable Torque Screwdriver

These 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 easyto- read window scale.
Sales price:

Accredited ISO 17025 calibration certificate for SM-NSM series Micro-Adjustable Torque Screwdriver available on request. Request QUOTE or Ask for CALIBRATION



  • 6 models available
  • 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

Adjusting the 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. Automatic lock in counterclockwise direction makes fastener removal a snap. The Micro-Adjustable series includes six models with torque settings ranging from 20 in. ozs. to 40 in. lbs.

CDI Troque Adjustable Scredrivers - specification

Product code Torque Range Increments
61SM 20 - 100 in. ozs. 1 in. oz.
151SM 3 - 15 in. lbs. .2 in. lbs.
401SM 5 - 40 in. lbs. .5 in. lbs.
61NSM 10 - 80 cNm 1 cNm
151NSM 40 - 200 cNm 2 cNm
401NSM 50 - 450 cNm 5 cNm

How to order

All prices in this website reflect net cost to you in Canadian dollars and does not include calculated shipping costs. Currently we accept credit card payments. However, you can submit your payment via cheques, wire transfers and purchase orders on approved credit.