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DLT-T type releasing and reversing overshot is a new type of fishing tool It has many advantage owned by various overshot. box tap. Its distinguishing features are as follows: to unscrew and recover the stuck fish to release the fish down hole if necessary to circulate the washing fluid etc.
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No. 235, Weigao Garden, Torch High tech Industrial Development Zone, Weihai City, Shandong Province, China