A set of Drill Pipe which comprises a Pipe Body of the drill, First and second Adapter coupled to the body of Union, a Union of pin end with replaceable Adapter coupled to the First Union and a Union with replaceable end pin coupled to the S Second dual Union; and set of tools.

摘要

A drill string including tool assembly. The tool assembly includes a tool joint adapter and a tool joint coupled to the tool joint adapter through a faceted pin. The faceted pin includes a faceted fitting having a fitting face. The drill string includes a locking pin that extends through the tool joint adapter and tool joint. The locking pin extends through a locking pin groove of the fitting face. The locking pin locks the tool joint adapter and tool joint together.