API factory PDC Bi Center Bit fun Labẹ Reamer liluho

BI aarin bit ti wa ni lilo fun reaming iho isalẹ, awọn awoṣe No.. fẹran 5 7/8 ″ * 7 1/2 ″ * 4 3/4 ″ tabi o kan 5 7/8 ″ * 7 1/2 ″ bi iwọn ila opin kẹta jẹ Ko ṣe kókó.

5 7/8 ″ jẹ iwọn ila opin ti nkọja, 7 1/2 ″ jẹ iwọn ila opin, 4 3/4 ″ jẹ iwọn ila opin ti bit iwaju.

Jina Eastern jẹ ile-iṣẹ amọja ni awọn gige lilu, gẹgẹbi rola konu bit, tricone roller cone bit, tricone bits, ṣiṣi iho HDD, Awọn ohun elo rola ipilẹ fun awọn ohun elo oriṣiriṣi.Ohun elo naa pẹlu aaye epo, gaasi adayeba, iwakiri ilẹ-aye, alaidun igbẹ, iwakusa, liluho daradara omi, HDD, ikole, ati ipilẹ.
Gẹgẹbi ile-iṣẹ awọn gige liluho ti o yori si ni Ilu China, mu igbesi aye iṣẹ lu bit jẹ ibi-afẹde wa.A nigbagbogbo gbiyanju lati mu awọn bits pẹlu ga ilaluja awọn ošuwọn.Our idi ni lati ta awọn ga didara pẹlu awọn ni asuwon ti price.Far õrùn liluho didara ati imo yoo ran o lati se aseyori siwaju sii.