TWU moʻo pahu kumu

ʻO ka wehewehe pōkole:

Kahi i kumu: Kina
Kapa inoa: JCDRILL
Helu Kumu: BOU NOU HOU
ʻAno: ʻO ka wili ʻana ma lalo o ka honua
Mea: kila
E hoʻohana: ka ʻeli ʻana ma lalo o ka honua
Ka lōʻihi: 1.5m
Inoa: Underground Drilling Wireline Core Barrel Head Assembly Overshot