Views:4 Author:Site Editor Publish Time: 2019-09-05 Origin:Site
The threaded connections of the driver chuck and top sub may become very tightly tensioned during drilling. It is convenient to break the hammer threads on the rig, but if the threads cannot be loosened or tend to get stuck, a breakout bench is the best solution.
The handy but powerful break out bench, can be easily placed in a workshop or container.
There are some different models for your choice.