XY-2PC Koko wili Rig

ʻO ka wehewehe pōkole:

Hoʻohana ʻia kēia rig wili no ka hoʻoheheʻe ʻana i nā tunnels a me nā hale kiʻi kiʻi, a me nā noiʻi ʻāina; He kūpono hoʻi ia no ka nānā ʻana i ka honua i ke kūkulu ʻana, ka ʻenehana hydropower, nā alaloa, nā alahao, nā awa a me nā ʻenehana ʻenehana ʻē aʻe, a me ka ʻeli ʻana i nā lua kumu micro pile. Ma ka hoʻololi ʻana i nā ʻāpana bevel ʻelua, loaʻa i ka rig drilling ʻelua mau ʻāpana o ka wikiwiki o ka rotational.