Imiterere yihariye yimbere ya CIR ikurikirana ya DTH drill bits, yateguwe ukurikije inyigisho iheruka yo gucukura amabuye, itanga ingufu ntarengwa, umuvuduko wihuse no gukoresha umwuka muke. Bitewe nibikoresho byujuje ubuziranenge byibyuma hamwe nubuhanga buhanitse bwo gutunganya, imikorere nubuzima burebure bwa serivise ya CIR ya DTH drill bits. Bitewe byoroshye, byizewe, byoroshye-guteranya no gusenya inyundo imbere, igipimo cyibibazo ni gito kandi byoroshye kugumana. Irashobora guhinduranya na DTH drill bit na drill bit hamwe na pipe ya drill.
