?
+86(400-900-6129)  +86 0453 5979995

Product proposal
More models, download and view full data


The upward jarring action of JYSZ type double-acting hydraulic-mechanical drilling jar is hydraulic principle to achieve the stapless adjustment of the upward jarring tonnage, and the downward jarring action is mechanical principle. The specially designed locking mechanism can avoid the false upward jarring action. The jar with a special flexible joint can effectively reduce the jar itself bending stress. The tool is made of new special materials to ensure higher performance and reliability. The delay time range is 30s ~ 120s and the temperature range is -20 to 150 ℃.It is widely used for drilling, coring, well repairing and fishing operation.

In order to timely and accurately provide the products you need, please confirm the following when choosing jar products:
1. When ordering, please indicate the product model completely. (Please refer to the brochure for the specific product model.) If the product you ordered has been modified, we will supply the latest model without notice.
2. Unless otherwise directed, we will supply the product with our company's standard thread.
3. When ordering accessories and removal tools, please specify the model of jar, the name and the quantity of accessories and removal tools, and the past contract number. 
4. If you have any questions when choosing a product model, please contact us.
In order to timely and accurately provide the products you need, please confirm the following when choosing jar products:
1. When ordering, please indicate the product model completely. (Please refer to the brochure for the specific product model.) If the product you ordered has been modified, we will supply the latest model without notice.
2. Unless otherwise directed, we will supply the product with our company's standard thread.
3. When ordering accessories and removal tools, please specify the model of jar, the name and the quantity of accessories and removal tools, and the past contract number. 
4. If you have any questions when choosing a product model, please contact us.
Related consultation
Tianhe Oil Group Huifeng Petroleum Equipment CO. ltd.