5. Guidelines of placement of jars
![](https://i.ytimg.com/vi/v8UoyAV-8es/mqdefault.jpg)
28:07
6. Types of sticking mechanisms
![](https://i.ytimg.com/vi/3k16md9AmDg/mqdefault.jpg)
18:09
3. Guidelines for jar placement
![](https://i.ytimg.com/vi/kso7GeQtmEY/mqdefault.jpg)
22:44
2 - Jarring action : mechanical jar
![](https://i.ytimg.com/vi/ZASuR0Jxyfw/mqdefault.jpg)
25:30
3 . Hydraulic jar and jar calculations
![](https://i.ytimg.com/vi/NeaWyWJp1-g/mqdefault.jpg)
12:47
Drill pipes and tool joint couplings
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7:19
drill bit types and uses 🔥 drilling rig lessons | 1_4
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3:27
Drill Bits - Oil and Gas Drilling: From Planning to Production
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30:00