- 管内の段の長さ、肉厚測定用です。
- 測定面超硬合金チップ付き
- 定圧装置付き

仕様
| Metric | ||
| Order Number | Range | Accuracy |
| 147-301 | 0-25mm | ±2µm |
| 147-302 | 25-50mm | ±2µm |
| 147-303 | 50-75mm | ±2µm |
| 147-304 | 75-100mm | ±3µm |
| Inch | ||
| Order Number | Range | Accuracy |
| 147-351 | 0-1in | ±.0001in |
| 147-352 | 1-2in | ±.0001in |
| 147-353 | 2-3in | ±.0001in |
| 147-354 | 3-4in | ±.00015in |


