ʻO 2m mau ʻuala ʻuala me ka lua ea no ka pōhaku

ʻO ka wehewehe pōkole:

Kahi i kumu: Kina
Kapa inoa: JCDRILL
Ka helu kumu hoʻohālike: B36,B46,B56,B66,B76,B101,B116,B131,B146
ʻAno: ʻO nā mea hana uʻi kumu
Mea: daimana / kila
Hoʻohana: Mining, Geotechnical, Exploration
Inoa: Diamond Core Drill Bit