Circulating&Releasing Overshot

Releasing and circulating overshot is designed for external fishing operation.The main body of releasing & circulating overshot consists of upper sub,bowl and guide which are made of heat-treated alloy steel.These will provide enough strength and pulling power while fishing.
Depending on different situation,there are two sets of internal components we can choose:

a.Overshot with basket grapple components,

b.Overshot with spiral grapple components.