
• Pointed spindle and anvil for measuring the web thickness of drills, small grooves, keyways, and other hard-to-reach dimensions.
• The measuring points (carbide tipped) have approximately 0.3 mm radius.
• Measuring faces: Carbide tipped
• IP65 water / dust protection
• Equipped with Ratchet
SPECIFICATIONS
Metric
| Order No. | Range (mm) |
Resolution (mm) |
Maximum permissible error JMPE (µm) |
Point |
| 342-251-30 | 0 - 25 | 0.001 | ±2 | 15º |
| 342-252-30 | 25 - 50 | |||
| 342-253-30 | 50 - 75 | |||
| 342-254-30 | 75 - 100 | ±3 | ||
| 342-261-30 | 0 - 25 | ±2 | 30º | |
| 342-262-30 | 25 - 50 | |||
| 342-263-30 | 50 - 75 | |||
| 342-264-30 | 75 - 100 | ±3 |
Inch/Metric
| Order No. | Range (in) |
Resolution (in) |
Maximum permissible error JMPE (in) |
Point |
| 342-351-30 | 0 - 1 | 0.00005 in/ 0.001 mm |
±2 | 15º |
| 342-352-30 | 1 - 2 | |||
| 342-353-30 | 2 - 3 | |||
| 342-354-30 | 3 - 4 | ±3 | ||
| 342-361-30 | 0 - 1 | ±2 | 30º | |
| 342-362-30 | 1 - 2 | |||
| 342-363-30 | 2 - 3 | |||
| 342-364-30 | 3 - 4 | ±3 |
• Power source: SR44 battery (1 pc.), 938882 included as standard (for operational checks)
• Battery life: Approx. 2.4 years under normal use
• Position detection method: Electromagnetic rotary sensor
• Standard accessories: Setting standard, 1 pc. (except for measuring range 0 to 25 mm (0 to 1 in) models), Spanner (301336), 1 pc.
| แบรนด์สินค้า | MITUTOYO |
|---|---|
| Digital/Analog | Digital |

| Order No. | L | a | b | c | Frame thickness* |
| 342-251-30 | 0 | 7.3 | 32.5 | 12.5 | (12.2) |
| 342-261-30 | |||||
| 342-252-30 | 25 | 10.1 | 47 | (12.8) | |
| 342-262-30 | |||||
| 342-253-30 | 50 | 11.5 | 60 | ||
| 342-263-30 | |||||
| 342-254-30 | 75 | 16.7 | 76 | 15.3 | (20.8) |
| 342-264-30 |
* Digimatic type: thickness over heat shield