API fekitori PDC Bi Center Bit ye ​​Under Reamer drilling

BI centre bit inoshandiswa kudzokorodza gomba pazasi, iyo modhi No. inoda 5 7/8″*7 1/2″*4 3/4″ kana kungoti 5 7/8″*7 1/2″ sezvo dhayamita yechitatu iri hazvina kukosha.

5 7/8 ″ ndiyo inopfuura nepakati, 7 1/2 ″ ndiyo dhayamita rekudzokorora, 4 3/4 ″ dhayamita remberi.

Far Eastern ifekitari inyanzvi mukudhirowa, senge roller cone bit, tricone roller cone bit, tricone bits,HDD hole opener, Foundation roller cutters kune akasiyana maapplication. Iko kushandiswa kunosanganisira munda wemafuta, gasi rechisikigo, geological exploration, driectional boring, migodhi, kuchera matsime emvura, HDD, kuvaka, uye hwaro.
Sefekitari inotungamira yekudhiraivha mabhiti muChina, wedzera dhiri rekushanda hupenyu ndicho chinangwa chedu. Isu tinogara tichiedza kuvandudza mabheti nepamusoro pekupinda mitengo.Chinangwa chedu ndechekutengesa mhando yepamusoro nemutengo wakaderera.Far eastern drilling quality uye tekinoroji ichakubatsira kuti uwane zvakawanda.