Description
Precision is our Profession
Mitutoyo Disc Type Outside Micrometer, Series 123
- Diameter of measuring disk: .787/ 20mm.
- 028/ 0.7mm (1mm: models over 100mm) edge thickness to enter narrow recesses.
- With ratchet stop for constant force.
- With a standard bar except for 0 – 1/ 0 – 25mm model.
- Supplied in fitted plastic case. (Over 100mm models supplied wooden cases).
Technical Data
- Accuracy: Refer to the list of specifications
- Resolution*: .00005/0.001mm or 0.001mm
- Graduation**: .001 or 0.01mm
- Flatness: .00004 / 1m for models up to 4/100mm
- .000063 / 1.6m for models over 4/ 100mm
- Parallelism: .00016 / 4m for models up to 2/ 50mm
- .00024 for models up to 4
- (4+R/50)m for models up to 100mm
- (5+R/75)m for models over 100mm, R=max.
- range (mm)
- Measurable module: 0.5-6 (0.7-11: models over 100mm)
- Display*: LCD
- Battery*: SR44 (1 pc.), 938882
- Battery life*: Approx. 2.4 years under normal use
- *Digital models **Analog models
Function of Digital Model
- Origin-set, Zero / ABS, Data hold, Data output,
- inch/mm conversion (on inch/metric models only)
- Function lock
- Alarm: Low voltage, Counting value composition error
| Disc Type Outside Micrometer, Series 123 | ||||
| Code | Model | Range | Graduation | Price |
| Inches | ||||
| 123-125 | GMA-1 | 0-1″ | 0.001″ | 10,200.00 |






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