Ngā Painga o te Whakanui Kōhao Momo Mata PDC Rua-Pokapū 5-7/8”X7”X4-1/2”

He mea tino pai te taputapu whakanui kōhao rua-pokapū PDC 5-7/8”X7”X4-1/2” (IADC M333) mō ngā hanganga pakeke-waenga ki te pakeke-waenga. E 8 ngā mata reamer me ngā tapahi PDC ½” me te hoahoa whatanga o muri e whakanui ana i te pai o te tapahi me te whakaiti i te kakahu. E rua ngā pūwero me ngā tauranga e 4 e āhei ai te horoi/whakamatao waipēhi pai rawa atu. Mā ngā papa ine WC kua whakaritea-horoi ka whakarite kia tika te diameter kōhao, ā, mā te papa ātete-aukati WC ka whakarei ake i te pakari. Mā te hononga pine API Reg. 3-1/2” ka whakarite kia ngāwari te hototahi, ka whakapai ake i te pai o te mahi.