Series 150 Overshot
LANDRILL 150 series releasing and circulating overshot is an external fishing tool for engage, pack off and retrieve tubular fish, especially for fishing drill collar and drill pipe. The grapple of the overshot can be designed for different sizes of fish, so one overshot can be dressed with different size of grapple components for fishing different sizes of fish.
Series 150 Overshot consists of three outside parts: Top Sub, Bowl, and Standard Guide. The Basic ...