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1 year warrantyExtended warranty3/4” driveVideo presentationInstructions for safe use


ISO 6789

Product features

  • robust construction gives accurate results, to +/-4%, even in arduous working conditions.
  • every wrench supplied with a calibration certificate according to ISO 9000:2000
  • the large break angle improves accuracy by reducing the possibility of over torqueing
  • Cam control of the mechanism gives a controlled break which prevent overtightening of the screw.
  • Torque application: both way, but always apply in direction specified on torque wrench handle
  • for right and left threaded screws
  • dual scaled, N.m and lbf.ft
  • made according to standard ISO 6789


  • agricultural equipment
  • building sector
  • heavy industry
  • larger construction machinery
  • shipbuilding industry
  • aircraft industry
  • Do not use torque wrench for untightening!


  • Do not use torque wrench for untightening!
  • Tool must be used with equal pulls and in accordance with the instructions in the manual.
  • Torque tightens only in the direction showed on the key sticker! Sticker shows the proper direction of tightening!
  • The default calibration interval of the torque wrench is 12 months or 5.000 measurements from the date of end user purchase.
  • ALWAYS set the measuring mechanism to starting point, at the end of work.
  • When the requested torque is reached, please do not tight any more.
  • Torque wrench can be damaged, if manual instructions are not considered.
CodeSign SQ 4-point profileTorque in NmTorque in lbf-inLenghtweight
6168023/4"200 - 800150 - 60011409000
6168033/4"300 - 1000200 - 75014709800
* Images of products are symbolic. All dimensions are in mm, and weight in grams. All listed dimensions may vary in tolerance.

Usage (pictures)

Usage (Video)

Related products

Safety (pictures)

Don't store a tool that is dusty and not cleaned after use.

Always check that tool has a valid certificate and always follow the calibration interval specified in the instruction manual for your tool.

When applying torque, always apply it with even and constant pressure.

The torque wrench must always be kept protected in its original packaging when not used.

Photo (pictures)

  • Accuracy in measurement

    Measuring tapes, torque wrenches with overload protection, Vernier callipers (digital as well), spirit levels, try-squares, mason’s levels and feeler gauges are excellent representatives of accurate measuring instruments, without which a successful planning and execution of work is simply impossible to imagine.
  • Test-safe use

    Measuring tools are precise and at the same time simple to use – both in general measurements with classic measuring tapes in different variants as well as in specific masonry and locksmith works, in gauging threads, etc.
  • Multiple versions

    Unior precision tools are available in classic variants and state-of the- art digital versions with added timers and other features. All tools are designed and manufactured in accordance with the current international standards.