No ke aha e koho ai ʻo Grand ma ke ʻano he mea hoʻolako Kina i nā ʻāpana drill tri-cone, PDC drill bits, HDD reamers a me nā mea hou aku.
Ke ʻimi nei i nā lako no ka ʻoihana aila a me ke kinoea, he mea koʻikoʻi ka ʻimi ʻana i nā mea hoʻolako hilinaʻi a maikaʻi. E like me kekahi o nā mea hana a me nā mea hoʻolako nui o Kina, hāʻawi ʻo Grand i kahi ākea o nā huahana, me nā tri-cone drill bits, PDC drill bits, HDD ream...
nānā kikoʻī