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Mitutoyo Series 368 Holtest Three-Point/Two-Point Bore Micrometers (Metric or Inch) - Choice of Model

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All Mitutoyo Products
  • Titanium-coated measuring pins
  • Ratchet Stop ensures constant force
  • Available in Two-Point and Three-Point ranges
SKU
368-2P-3P

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SERIES 368 - Holtest Three-Point/Two-Point Bore Micrometers

Non-digital 2-point & 3-point Mitutoyo bore micrometers, suitable for measuring the diameter of small holes. Hardened steel contact faces. Ratchet stop guarantees repeatable measurement.

  • Ratchet Stop ensures constant-force, repeatable measurement.
  • Optional setting rings are available for setting the instrument accurately before measurement.
  • Three-point bore micrometer with a measuring range of 6 mm or larger allows stable measurement through automatic centering.
  • Can measure deep holes using an Extension rod (optional) which is available on models over 6 mm (.275") measuring range.
  • Titanium-coated measuring pins on the three-point type (over 6 mm range models) provide excellent durability and impact resistance and allow the instrument to measure right to the bottom of a blind hole.
Mitutoyo Proprietary Inspection Certificate logo
£286.00
£343.20 inc vat
Free Delivery*
1 Option in Stock: Available Next Working Day*
Important Notice
This item is made-to-order exclusively for you once your order is placed. As a result, it is not eligible for cancellation or return under our standard policy. Your statutory rights remain unaffected.
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Available Models Select An Option
6 - 8 mm MIT-368-161 £286.00 8 - 10 mm MIT-368-162 £286.00 10 - 12 mm MIT-368-163 £286.00 0.275 - 0.35" MIT-368-261 £286.00 0.35 - 0.425" MIT-368-262 £295.00 0.425 - 0.5" MIT-368-263 £295.00 0.5 - 0.65" MIT-368-264 £335.00 Only 1 in Stock 12 - 16 mm MIT-368-164 £345.00 16 - 20 mm MIT-368-165 £365.00 0.8 - 1" MIT-368-266 £365.00 1 - 1.2" MIT-368-267 £365.00 20 - 25 mm MIT-368-166 £379.00 25 - 30 mm MIT-368-167 £379.00 0.65 - 0.8" MIT-368-265 £379.00 1.6 - 2" MIT-368-269 £465.00 30 - 40 mm MIT-368-168 £469.00 50 - 63 mm MIT-368-170 £469.00 1.2 - 1.6" MIT-368-268 £469.00 2 - 2.5" MIT-368-270 £469.00 40 - 50 mm MIT-368-169 £479.00 62 - 75 mm MIT-368-171 £499.00 2.5 - 3" MIT-368-271 £499.00 75 - 88 mm MIT-368-172 £519.00 3.5 - 4" MIT-368-273 £529.00 87 - 100 mm MIT-368-173 £549.00 3 - 3.5" MIT-368-272 £589.00 Typically 1-6 Days 5 - 6 mm MIT-368-005 £725.00 0.12 - 0.16" MIT-368-023 £725.00 0.16 - 0.2" MIT-368-024 £725.00 0.2 - 0.24" MIT-368-025 £725.00 3 - 4 mm MIT-368-003 £749.00 4 - 5 mm MIT-368-004 £749.00 0.24 - 0.28" MIT-368-026 £749.00 100 - 125 mm MIT-368-174 £759.00 4 - 5" MIT-368-274 £759.00 125 - 150 mm MIT-368-175 £815.00 5 - 6" MIT-368-275 £815.00 0.1 - 0.12" MIT-368-022 £869.00 2 - 2.5 mm MIT-368-001 £899.00 2.5 - 3 mm MIT-368-002 £899.00 0.08 - 0.1" MIT-368-021 £899.00 6 - 7" MIT-368-276 £920.00 150 - 175 mm MIT-368-176 £935.00 7 - 8" MIT-368-277 £949.00 200 - 225 mm MIT-368-178 £955.00 225 - 250 mm MIT-368-179 £955.00 8 - 9" MIT-368-278 £985.00 9 - 10" MIT-368-279 £985.00 175 - 200 mm MIT-368-177 £990.00 250 - 275 mm MIT-368-180 £1,020.00 10 - 11" MIT-368-280 £1,059.00 275 - 300 mm MIT-368-181 £1,189.00 11 - 12" MIT-368-281 £1,215.00

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Technical Information
Specification

Dimensions

Mitutoyo 368 three two point bore dimensions

Metric

Two-Point

SKU Range Graduation Max. permissible error JMPE*
MIT-368-001 2 - 2.5 mm 0.001 mm ±2 µm (range 2 µm)
MIT-368-002 2.5 - 3 mm
MIT-368-003 3 - 4 mm
MIT-368-004 4 - 5 mm
MIT-368-005 5 - 6 mm

Three-Point

SKU Range Graduation Max. permissible error JMPE*
MIT-368-161 6 - 8 mm 0.001 mm ±2 µm (range 2 µm)
MIT-368-162 8 - 10 mm
MIT-368-163 10 - 12 mm
MIT-368-164 12 - 16 mm 0.005 mm ±3 µm (range 3 µm)
MIT-368-165 16 - 20 mm
MIT-368-166 20 - 25 mm
MIT-368-167 25 - 30 mm
MIT-368-168 30 - 40 mm
MIT-368-169 40 - 50 mm
MIT-368-170 50 - 63 mm
MIT-368-171 62 - 75 mm ±4 µm (range 4 µm)
MIT-368-172 75 - 88 mm
MIT-368-173 87 - 100 mm
MIT-368-174 100 - 125 mm ±5 µm (range 5 µm)
MIT-368-175 125 - 150 mm
MIT-368-176 150 - 175 mm
MIT-368-177 175 - 200 mm
MIT-368-178 200 - 225 mm ±6 µm (range 6 µm)
MIT-368-179 225 - 250 mm
MIT-368-180 250 - 275 mm
MIT-368-181 275 - 300 mm

*Accuracy specifications apply to the whole length of the measuring pins, and are given both in terms of the limits of deviation of a measurement and the total width of the deviation range (in parentheses).

Inch

Two-Point

SKU Range Graduation Max. permissible error JMPE*
MIT-368-021 .08 - .1" .0001" ±.0001" (range .0001")
MIT-368-022 .1 - .12"
MIT-368-023 .12 - .16"
MIT-368-024 .16 - .2"
MIT-368-025 .2 - .24"
MIT-368-026 .24 - .28"

Three-Point

SKU Range Graduation Max. permissible error JMPE*
MIT-368-261 .275 - .35" .0001" ±.0001" (range .0001")
MIT-368-262 .35 - .425"
MIT-368-263 .425 - .5"
MIT-368-264 .5 - .65" .0002" ±.00015" (range .00015")
MIT-368-265 .65 - .8"
MIT-368-266 .8 - 1"
MIT-368-267 1 - 1.2"
MIT-368-268 1.2 - 1.6"
MIT-368-269 1.6 - 2"
MIT-368-270 2 - 2.5"
MIT-368-271 2.5 - 3" ±.0002" (range .0002")
MIT-368-272 3 - 3.5"
MIT-368-273 3.5 - 4"
MIT-368-274 4 - 5" ±.00025" (range .00025")
MIT-368-275 5 - 6"
MIT-368-276 6 - 7"
MIT-368-277 7 - 8"
MIT-368-278 8 - 9" ±.0003" (range .0003")
MIT-368-279 9 - 10"
MIT-368-280 10 - 11"
MIT-368-281 11 - 12"

*Accuracy specifications apply to the whole length of the measuring pins, and are given both in terms of the limits of deviation of a measurement and the total width of the deviation range (in parentheses).

Mitutoyo 368 three two point bore 2 point example
Mitutoyo 368 three two point bore ball bearing example
Mitutoyo 368 three two point bore using extension rod

Additional Information
SKU
368-2P-3P

Customer Reviews

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Mitutoyo Series 368 Holtest Three-Point/Two-Point Bore Micrometers (Metric or Inch) - Choice of Model
£286.00
£343.20 inc vat
£286.00
£343.20 inc vat

Available Models Select An Option
6 - 8 mm MIT-368-161 £286.00 8 - 10 mm MIT-368-162 £286.00 10 - 12 mm MIT-368-163 £286.00 0.275 - 0.35" MIT-368-261 £286.00 0.35 - 0.425" MIT-368-262 £295.00 0.425 - 0.5" MIT-368-263 £295.00 0.5 - 0.65" MIT-368-264 £335.00 Only 1 in Stock 12 - 16 mm MIT-368-164 £345.00 16 - 20 mm MIT-368-165 £365.00 0.8 - 1" MIT-368-266 £365.00 1 - 1.2" MIT-368-267 £365.00 20 - 25 mm MIT-368-166 £379.00 25 - 30 mm MIT-368-167 £379.00 0.65 - 0.8" MIT-368-265 £379.00 1.6 - 2" MIT-368-269 £465.00 30 - 40 mm MIT-368-168 £469.00 50 - 63 mm MIT-368-170 £469.00 1.2 - 1.6" MIT-368-268 £469.00 2 - 2.5" MIT-368-270 £469.00 40 - 50 mm MIT-368-169 £479.00 62 - 75 mm MIT-368-171 £499.00 2.5 - 3" MIT-368-271 £499.00 75 - 88 mm MIT-368-172 £519.00 3.5 - 4" MIT-368-273 £529.00 87 - 100 mm MIT-368-173 £549.00 3 - 3.5" MIT-368-272 £589.00 Typically 1-6 Days 5 - 6 mm MIT-368-005 £725.00 0.12 - 0.16" MIT-368-023 £725.00 0.16 - 0.2" MIT-368-024 £725.00 0.2 - 0.24" MIT-368-025 £725.00 3 - 4 mm MIT-368-003 £749.00 4 - 5 mm MIT-368-004 £749.00 0.24 - 0.28" MIT-368-026 £749.00 100 - 125 mm MIT-368-174 £759.00 4 - 5" MIT-368-274 £759.00 125 - 150 mm MIT-368-175 £815.00 5 - 6" MIT-368-275 £815.00 0.1 - 0.12" MIT-368-022 £869.00 2 - 2.5 mm MIT-368-001 £899.00 2.5 - 3 mm MIT-368-002 £899.00 0.08 - 0.1" MIT-368-021 £899.00 6 - 7" MIT-368-276 £920.00 150 - 175 mm MIT-368-176 £935.00 7 - 8" MIT-368-277 £949.00 200 - 225 mm MIT-368-178 £955.00 225 - 250 mm MIT-368-179 £955.00 8 - 9" MIT-368-278 £985.00 9 - 10" MIT-368-279 £985.00 175 - 200 mm MIT-368-177 £990.00 250 - 275 mm MIT-368-180 £1,020.00 10 - 11" MIT-368-280 £1,059.00 275 - 300 mm MIT-368-181 £1,189.00 11 - 12" MIT-368-281 £1,215.00