ʻO DTR 2005H Mea Hana Rotator
ʻO kamīkini hoʻololi pahuʻO kahi drill ʻano hou me ka hoʻohui ʻana i ka mana hydraulic piha a me ka hoʻoili ʻana, a me ka mana hui pū ʻana o ka mīkini, ka mana a me ka wai. He mea hou, kaiapuni a me ka pono loa o ka wili ana. I nā makahiki i hala iho nei, ua hoʻohana nui ʻia ia i nā papahana e like me ke kūkulu ʻana i ke alanui wubway, ka puʻu articulation o ka lua hoʻokumu hohonu, ka hoʻomaʻemaʻe ʻana i nā puʻu ʻōpala (undergroud obstructions), kiʻekiʻe-wikiwiki kaʻaahi, alanui a me ke alahaka, a me nā puʻu kūkulu kūlanakauhale, a me ka hoʻoikaika ʻana i ka pā wai.