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Home > Product Center>Fishing Tools >DKJ type Reversing Sub
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DKJ type reversing sub is also called reversing spear which is a special tool for reversing stuck drill stem above stuck point in drilling and workover operation. In treatment of stuck drill stem, it can work as a fishing pin tap in reversing operation. When fish is stuck or cannot be reversed in fishing or reversing operation, the fish can be reversed from reversing sub and the fishing drill tool is tripped out.


Ordering Instructions
1. If the required product is available in our specification table, please specify the corresponding model in the contract.
2. For special order, please specify thread connection, fishing thread, LH or RH.
Ordering Instructions
1. If the required product is available in our specification table, please specify the corresponding model in the contract.
2. For special order, please specify thread connection, fishing thread, LH or RH.
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Tianhe Oil Group Huifeng Petroleum Equipment CO. ltd.