Oil and Gas Well Drilling and Servicing eTool
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Swivel

SwivelA rotary tool that is hung from the rotary hook and traveling block to suspend and permit free rotation of the drill stem. It also provides a connection for the rotary hose and a passageway for the flow of drilling fluid into the drill stem.*


*This is an abridged version of the Dictionary of Petroleum Terms used with permission from PETEX®, The University of Texas, at Austin. All rights reserved © PETEX 2001.