Advantages

1. The probe box is applied to different construction soil layers such as clay, sand, cobblestone, crushed stone, soft and hard rock.

2. Can be equipped with wireless / wired probes, easy disassembly.

3. The guide bit adopts an octagonal sleeve to transmit torque, protect the thread buckle, prevent damage or biting of the thread buckle, and make the disassembly of the guide bit easy and convenient.

4. The user can choose the thread connection mode matching the drill rod.

5. Guide plate slotted to transmit torque, enhance the strength of the joint.