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Bore Gage-Micrometer Head-3/8-with Cover and Indicator

The Mitutoyo bore gage with micrometer head and interchangeable anvils enhance the gage’s measurement range with high accuracy.

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Features & Benefits

The Mitutoyo bore gage with micrometer head delivers a wide range of bore measurement capabilities at high accuracy to .00008”. Interchangeable anvils constructed of alloy steel attach to the micrometer head for accurate dimensional setting. The anvils feature a carbide-tipped ball for better measurement reliability and longevity.

  • Available with or without a Mitutoyo Dial Indicator
  • Available in Inch models
  • Inch models have a graduation option of .0005” and .0001”
  • Optional extension rods are available to measure deeper bores and holes
  • Large, newly designed hollow grips are easier to hold and reduce heat transfer from the operator for better accuracy
  • Models with dial indicators are fully protected by a rugged cover
  • Gage stem diameter is .375”
  • Interchangeable anvils are constructed of alloy steel with carbide-tipped measuring faces for added accuracy and durability
  • Includes various anvils and spacers depending on size of gage ordered
  • Supplied in a fitted plastic case
SERIES 511 Technical Data
Technology: Mechanical
Contact Point: Carbide ball
Units: Inch
Accuracy: 0.00008"
Repeatability: 0.00002"
Adjacent Error: 0.00004"
Stem Diameter: 3/8"
With Dial Gage Protective Cover (21DZA000): Yes
Product List
Order No.: Product Image: Range: Graduation: Dial Gage: Max Measuring Force: Max Guide Force: Mic head travel: Sub anvil:
511-843-20 - 2.4-4" 0.0005" 2922AB 5N 10N 0.4" .4, .8"
511-844-20 - 4-6.4" 0.0005" 2922AB 5N 10N 0.5" .4, .8"
511-845-20 - 6-10" 0.0005" 2922AB 6N 15N 0.5" .4, .8, 2"
511-846-20 - 10-16" 0.0005" 2922AB 6N 15N 1" 2, 1"
511-847-20 - 16-24" 0.0005" 2922AB 6N 20N 2" .4, 2"
511-848-20 - 24-32" 0.0005" 2922AB 6N 20N 2" .4, 2"
511-853-20 - 2.4-4" 0.0001" 2923AB-10 5N 10N 0.4" .4, .8"
511-854-20 - 4-6.4" 0.0001" 2923AB-10 5N 10N 0.5" .4, .8"
511-855-20 - 6-10" 0.0001" 2923AB-10 6N 15N 0.5" .4, .8, 2"
511-856-20 - 10-16" 0.0001" 2923AB-10 6N 15N 1" 2, 1"
511-857-20 - 16-24" 0.0001" 2923AB-10 6N 20N 2" .4, 2"
511-858-20 - 24-32" 0.0001" 2923AB-10 6N 20N 2" .4, 2"