Product Description 

1.With hydraulic automatic feeding mechanism, improve drilling efficiency, reduce labor intensity ;

2. The ball clamping mechanism or hydraulic chuck can be used to realize the non-stop reverse rod, easy to operate, safe and reliable ;

3. Equipped with hole bottom pressure gauge, easy to grasp the situation inside the hole;

4. Compact structure, centralized handle, small occupation area, light weight, strong decomposition, easy to relocate.Suitable for plain or mountain operation.

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