JO Unlatching Tool Assembly with J Head

JO Unlatching Tool Assembly with J Head is used to set instruments into the well bore on top of pre-set Stop. To RUN: Attach the J Head to the Instrument, or Instrument Carrier (Bomb Well). The running tool's JAY slot allows the J Head to be unlatched by the weight of the tool string and left down hole. J Head's fishing neck is used to retrieve the instruments at later date with appropriate Pulling Tool.