Specially designed for inside measurements in hard-to-reach places.
Specifications:
| Order No. | Range (mm) | Accuracy (mm) | Remarks |
| 536-142 | 10.1 – 200 | ±0.12 | Knife-edge type, Measurable min. |
| 536-145 | 10.1 – 150 | ±0.05 | Inside groove type, Measurable min. |
| 536-146 | 20.1 -150 | ±0.05 | Point jaw type, Measurable min. |
| 536-147 | 30.1 – 300 | ±0.08 | Point jaw type, Measurable min. |
| 536-148 | 70.1 – 450 | ±0.10 | Point jaw type, Measurable min. |
| 536-149 | 70.1 – 600 | ±0.12 | Point jaw type, Measurable min. |
