CodeDimensionSign SQ 4-point profileTorque in NmThickness x widthweight-- prazen stolpec -- 
6280991/4" (9x12, 30Nm)1/4"1,5 - 309 x 1269
6281003/8" (9x12, 135Nm)3/8"6,8 - 1359 x 12153
6281011/2" (9x12, 135Nm)1/2"6,8 - 1359 x 12156
6281021/2" (14x18, 200Nm)1/2"10 - 20014 x 18310
* Images of products are symbolic. All dimensions are in mm, and weight in grams. All listed dimensions may vary in tolerance.
  • 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.