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Hello friend @gentleshaid.

Directional drilling is a drilling technique that is used depending on making a horizontal directional drilling some factors, for example if you need to bypass some village by horizontal directional drilling, then for that particular case it is convenient to drill directional.

If there is at least one geological fault that needs to be bypassed then it is convenient to use directional drilling, it is also normal to see the drilling of L-type wells such as steam injection wells.

However, if there is no reason to drill directionally, simply drill vertically, as it is a less complex drilling technique and does not have the expense involved as directional drilling does,