The Model A-5 Multiple Point Rod Extensometer with Hydraulic Anchors is recommended for use in soft ground and soils or in rock where the borehole may deteriorate. This anchor is very versatile and can be used in boreholes of varying diameter and roughness oriented in any direction.
Specifications
| Standard Range | up to 300 mm nominal |
| Least Reading | 0.025 mm |
| Borehole Diameter | 38 to 102 mm |
| Maximum Length | 100 m |
¹Note that the size of the hole required increases with the addition of more measuring points.
