Wāhanga Whakawhiti mō te PDC Drilling Bit Rahi 8.5 inihi Me te rahi o te pūwero 16/32 inihi Kei roto ngā Kaitapahi Reaming Whakamuri me te Ine Pūwero, Ine Pūwero, Kī Pūwero, Ine Niho, Ine Ine Niho, IADC:M322

Kua hoha koe ki ngā mata PDC e whakaroa ana i te keri, e kore e ōrite ngā wāhanga, e kore rānei e ngāwari te tirotiro? Ko tā mātou Mata PDC 8.5-inihi me te pūwero 16/32-inihi te otinga māu!

Kei roto ko ngā Tapahi Whakamuri hei whakanui ake i te pai o te whakamuri, ā, kāore he raruraru piri. Tāpiri atu ki tēnā, he ine katoa (Ine Mata, Ine Pūwero, Ine Niho) me te Kī Pūwero—kāore he hoko taputapu tāpiri, he tirotiro tonu i te wāhi. Me te whakatauranga IADC M322, he tino pai ki ngā hanganga pakeke-waenga, he pakari, he roa hoki te mau.​
Mā te Wāhanga Whakawhiti mārama ka āwhina i tō tīma ki te whakahaere tere i te mahi. Whakaitihia te wā kore mahi, penapena utu, me te whakanui ake i te tere o te keri. Pāwhiritia inaianei kia whiwhi ai i ngā taipitopito taipitopito me ngā kōrero angitu tūturu! - www.chinafareastern.com
Mīhini Keri PDC 8.5-inihi me te pūwero 16/32-inihi

Wā tuku: Hepetema-29-2025