Precise Electronic 3 Point Internal Micrometer Set, 0.787-1.968"/20-50mm - 303-265

Brand:   Precise
SKU:
303-265
ID:
337263
Range inch 0.787 - 1.968"
Range mm 20 - 50 mm
Accuracy ±0.0002" / 0.005 mm
Extension Rods 5.905"
Setting Rings 0.9843 & 1.5748"
L 50.8 / 62 mm
b 9.2 / 12.5 mm
c 0.4 / 0.5 mm
$1,995.00
Current Stock:
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Precise

Precise Electronic 3 Point Internal Micrometer Set
0.787-1.968"/20-50mm

This versatile and self-centering 3 point internal micrometer are designed for accurate and repeatable measurement of internal diameter. Measurement can be taken closed to the bottom of a blind hole or in a deep hole with extension rod. 3 point anvils evenly spaced at 120 degree apart, contact the internal wall surface and find the true alignment with the bore axis for accurate ID measurement.


Calibration procedure:

  • 1) Before placing the micrometer into the supplied ring gage, press and hold the on/off/set key to go into the preset mode and use either hold or in/mm/0 key to adjust value as the ring gage diameter and toggle the decimal place by pressing the on/off/set key; Once the ring gage diameter is set in the Preset mode, press and hold the on/off/set key to exit the Preset mode.
  • 2) Place the internal micrometer into the supplied ring gage and ensure repeatable contact with the internal bore surface
  • 3) While the micrometer still is in the ring gage, press & hold the in/mm/0 key to set the micrometer to its preset value


Features:

  • Self-centering 3-point contacts for accurate and repeatable measurement of internal diameter
  • Measurement can be taken closed to the bottom of a blind hole or in a deep bore with extension rod
  • Supplied with setting rings and extension rod
  • Resolution: 0.00005” / 0.001mm
  • 3-point contact with tungsten carbide measuring anvils on range above .5";
    Stainless steel anvil hardened to HRC 48 on range below .5"
  • Ratchet thimble
  • Preset key allows to preset to any values
  • On/Off/Set, Hold key, inch/metric/0 key available
  • Furnished in fitted case


Included:

  • 4 pc of 3 point internal micrometer
  • 2 pc of setting ring
  • 1 pc of extension rod
  • 1 pc of adjusting wrench
  • 1 pc of 3V CR2032 battery
  • fitted in aluminum case


Specifications:

SKU 303-265
BORE GAGE CATEGORY Electronic
MEASURING RANGE - BORE GAGE 0.787 - 1.968" / 20 - 50 mm
BORE DEPTH 2" & 2.44"
SETTING RING 0.9843" & 1.5748"
CONTACT POINTS 3
RESOLUTION 0.00005"
ACCURACY ±0.0002" / 0.005 mm




See all Electronic 3 Point Internal Micrometers & Sets


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WARNING: This Product Can Expose You To Materials And/Or Chemicals Which Are Known To The State Of California To Cause Cancer And/Or Reproductive Harm.

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