84Z-111-5J 50386

3”-5 3/16” Range .0001” Grad


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  • Can be easily held to inspect bores and hole sizes without removing the workpiece
  • An adjustable range screw and two centralizing plungers provide accurate, three-point contact for tool alignment in larger bores
  • All contacts and centralized plungers are of hardened tool steel for wear and spring-loaded for sensitivity
  • The housing and knurled handle are aluminum for light weight and good balance
  • Dial indicators have jewel bearings for sensitivity
  • Furnished in finished wood case
  • Bore depths are also available up to 12" (300mm) in 1" (25mm) increments on special order
  • Also available with carbide contacts or electronic indicators with output capability on special order


  • Range (in): 3 to 5-3/16"
  • Graduations (in): .0001"
  • Approximate Measuring Depth (in): 6"