ʻO China HDD rock reamers hale hana no ka ʻeli ʻana i ka ʻauwai paʻakikī

Wholesale 36 Inches HDD Rock Reamers IADC637 Metal-face Sealed Bearing No-Dig i ka waihona mai ka hale hana Kina.
I ka paʻakikī a me ka lōʻihi pōhaku keʻa, hana ola o ka pōhaku reamer mea nui loa , hookahi-manawa kea me ka lanakila i ka nui o ka hana, ke kumukuai o ka hoolimalima rigs, ke kumu kuai o ka wili ana.
Inā hāʻule ke keʻa hoʻokahi manawa, ʻoi aku ka nui o ke kumukūʻai no ka poʻe drillers e huki i nā reamers a reaming hou.
Metala-maka i hoʻopaʻa ʻia i ka huila pahu pahu he hana maikaʻi loa i ka wili ʻana i nā ʻāpana pōhaku lōʻihi a paʻakikī, ʻaʻole pono nā drillers e hopohopo i ka wā e hoʻohana ai i nā cones i hoʻopaʻa ʻia metala.