AccuPlug Bore Gage

The robust, easy to use AccuPlug range is designed to give the operator greater speed of use, unmatched measuring accuracy and superb repeatability, especially in harsh shop - floor environments. Advanced hand held ergonomics allied to an ingenious mechanical / electronic system render AccuPlug the easiest to operate Starrett bore gauging system to date. The flexible nature of the Starrett AccuPlug range means that they can be supplied fitted with easy to read electronic indicators (ideal for automatic data collection) and conventional analogue indicators.


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  • Ranges from 0.2362 - 11.0236" (6 - 280mm)
  • Tough, robust construction
  • High durability, long-life plugs and contacts
  • High accuracy dedicated plug-gauges
  • Flexible, modular
  • Hand-held measurement
  • Cost-effective
  • High visibility display
  • Protective indicator shroud (with some indicators)
  • All setting rings supplied as standard with UKAS calibration certificates
  • Repeatability <1 µm
  • Setting by means of a setting ring
  • Quick and reliable measurement
  • 2 - point measurement as standard
  • Blind bore available
  • Depth-stops available
  • Extensions available for deeper bores
  • Guide chamfer for easy entry into bore
  • Plug body coatings: Hard-chrome (standard), T.i.N., Plain steel
  • Measuring contacts: Tungsten carbide (standard), hard-chrome, ruby, and ceramic