Mahr Inc. Calipers

Technical development is impossible without constant development of metrology. The synergies resulting from Mahr’s research prove successful in highly sensitive precision systems and high-tech fiber technology worldwide.



  • Digital/Mechanical – MarCal Calipers are available as digital or mechanical instruments. Mahr offers an appropriate caliper for all application requirements. Now available: The 16 EW (IP67) – a digital waterproof caliper for measuring under the most extreme conditions.
  • Standard – Standard calipers are available as either digital or mechanical calipers. Both can be used for conducting outside, inside, depth and step (distance) measurements.
  • Workshop – Workshop calipers are also available in digital and mechanical versions.