To sample below the length of your sampling tube, add extensions between the sampling tube and slide hammer of the JMC Environmentalist's Sub-Soil Probe.
Please Note: The JMC ESP Master Extension splits into two pieces when adding a Regular Extension.
Features:
- Reliable hole and cross pin connections.
- First extension must be a JMC Master Extension.
- Additional extensions must be JMC Regular Extensions.
- Each extension adds 3 feet of sampling depth.
- Number of extensions limited only by soil conditions - usually 15 to 21 feet.