API ʻEkolu mau pahu cones IADC126 4 5/8 iniha (118mm) no ka wili luawai.

E like me ka ʻoki ʻana i nā mea, hiki ke hoʻokaʻawale ʻia ʻekolu cones bit i TCI bit a me Steel Tooth Bit.
ʻO TCI IADC126 no ka hana palupalu loa. He mea nui e koho i nā ʻāpana wili pōhaku kūpono ma mua o ka hoʻomaka ʻana i ka hana.
Hiki ke palupalu ka paʻakikī o nā pōhaku , waena a paʻakikī a paʻakikī paha, ʻokoʻa iki ka paʻakikī o kekahi ʻano pōhaku, no ka laʻana, ka limestone, ke one, ka shale he pōhaku palupalu, ka limestone waena a me ka limestone paʻakikī, ka pōhaku waena a me ka pōhaku paʻa. etc.
Ma ka hana wili, ua loaʻa iā Far Eastern he 15 mau makahiki a ʻoi aku ma mua o 30 mau ʻāina i ʻike i nā lawelawe e hoʻolako i nā drill bits a me nā soulutions drilling holomua no nā noi like ʻole. ʻO ka noi e pili ana i ka māla aila, ke kinoea maoli, ka ʻimi ʻana i ka honua, ka hoʻoheheʻe ʻana, ka ʻeli ʻana, ka luawai wai, ka HDD, ke kūkulu ʻana, a me ke kumu. o nā ʻāpana drill. Hiki iā mākou ke hāʻawi i ka hopena o kā mākou ʻenekinia inā hiki iā ʻoe ke hoʻolako i nā kūlana kikoʻī, e like me ka paʻakikī o nā pōhaku, nā ʻano o ka wili wili, ka wikiwiki o ka rotary, ke kaumaha ma ka bit a me ka torque. He mea kōkua nō hoʻi iā mākou e ʻimi i nā ʻāpana drill siutable ma hope o ka hiki iā ʻoe ke haʻi iā mākou i ka wili ʻana a i ʻole ka wili ʻana i ka ʻaila, ka ʻaila ʻaila a i ʻole ka wili No-Dig a i ʻole ka hoʻokumu ʻana i ke kumu.