Overshot,fishing tool

Overshot Features & Benefits: The KINGWELL releasing and circulating overshot is the special external fishing tool used for fishing drill collar ,drill pipe,tubing and other fishes in drilling and workover operation. It is designed according to the sizes of drill collar,drill pipes, couplings and other oil well tubes. When fish is gripped but can not be released , the releasing overshot is used to release the fish and lift it up to the ground. Releasing and Circulating