Self-Centering Dial Bore Gages 844 K

Product Announcement from Mahr Inc.


  • Measuring the diameter, roundness and conicity of bores
  • Spring-loaded halves of measuring probe are split via expanding pin with precision-lapped taper. This movement is transferred to indicating instrument
  • Maximum wear-resistance due to hard chrome plating. From 4 mm alternatively with carbide tipped available on request
  • Highly versatile, each gage covers a large range. Within the respective limits, quickly and easily adjustable to any size and any type of measuring application
  • Measuring probe, holder, depth extensions, right-angle attachments and depth stops are part of an extensive modular system
  • Constant measuring force as a result of built-in spring thus eliminating user influencete

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