EntityQ1054860· pop 8· linked from 10 articlesTop driveSign in to savemechanical device used to turn a drill stringConnectionsInternational Organization for StandardizationEntityboreholeEntitydrilling rigEntitydrilling fluidEntityAmerican Petroleum InstituteEntitydrill pipeEntitydrill stringEntityDraw-worksEntityCategoriesDrilling technologyOilfield terminologyPetroleum engineering