Urutonde rwa TWU rwibanze

Ibisobanuro bigufi:

Aho bakomoka: Ubushinwa
Izina ryikirango: JCDRILL
Umubare w'icyitegererezo: BOU NOU HOU
Ubwoko: Gucukura munsi yubutaka
Ibikoresho: ibyuma
Koresha: gucukura munsi yubutaka
Uburebure: 1.5m
Izina: Gucukura Underground Wireline Core Barrel Umutwe Inteko hejuru