Ua lub ODEX Eccentric Overburden Drilling System, pib nrog ODEX90 kom haum 114 hli OD casings.Qhov no ob-thooj system muaj xws li lub shank me ntsis tuav thiab lub eccentric tsav me ntsis uas yog ruaj nyob rau hauv lub me ntsis tuav los ntawm ib tug ob chav interlocking tus pin.Qhov no yooj yim tshem tawm kom cia me ntsis yog sharpening los yog hloov.JCDRILL ODEX overburden drilling tshuab yog dav siv nyob rau hauv ntau yam kev siv los ntawm qhov zoo drilling thiab mining rau pob zeb anchoring thiab qhov chaw tshawb nrhiav.