Tri-Ball Fishing Tool

Tri-Ball Fishing Tool China Engineering Lab Training System Suppliers

Thi-ball fishing tool is the fishing workover tool which specially uses for driving the oil extraction rod and the oil extraction rod upset shoulder , its principle is that realize fishing from using incircles change which is formed because of thi-ball move up and down together tight and loose the falling fishing. It may demonstrate the work principle and the structure composition, and may carry on disassembles and assembles training.