1. Drill rig pushes directly to make sampling

2. The drilling rig without rotary is not necessary to add water

3. It is to make samples with double tubes and sample reach directly into inner tube without contamination

4. It is equipped with leakproof plug and leakproof connecting rod to realize leakproof

5. 120mm diameter sampling (sampling depth will be reduced)

Remark:

This product is continuously improved as technology advances. The difference between the parameters and the actual product is subject to the actual product.

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