Product features

  • reversible ratchet head
  • Torque appllication: one-way, but always apply in direction specified on torque wrench handle
  • ratchet operates in clockwise and anti-clockwise directions
  • for tightening on right hand threaded bolts and nuts
  • unmistakable signal when set torque is reached
  • Default value for the recalibration interval is 12 month of use, or approximately 5.000 cycles!
  • made according to standard ISO 6789
  • dual scaled, Nm and Kgm


  • Do not use torque wrench for untightening!
  • 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.


ISO 6789

CodeSign SQ 4-point profileTorque in NmLenghtweight-- prazen stolpec -- 
6154851/4"2 - 24270686
6154863/8"5 - 1103601100
6154871/2"28 - 2104651680
6154881/2"35 - 3506402930
6154893/4"70 - 5608405600
6154903/4"140 - 70010708200
6154911"140 - 98012208800
* Images of products are symbolic. All dimensions are in mm, and weight in grams. All listed dimensions may vary in tolerance.

Usage (pictures)

Unscrew the bottom bolt, to release screw for torque adjustment.

Adjust to designated torque.

Screw back bottom bolt, to fix torque adjustment.

Adjust and start tightening (prescribed torque direction). When you hear audio signal (click), the designated torque is reached. Stop tightening.

Usage (Video)

  • 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.