Factory wholesale Drill Bit Oil Well - 8.5″ inches fixed cutter PDC Bi center bit suppliers for rock drilling – FAR EASTERN
Factory wholesale Drill Bit Oil Well - 8.5″ inches fixed cutter PDC Bi center bit suppliers for rock drilling – FAR EASTERN Detail:
![]()
Product Description
Wholesale API PDC under reamer in the stock from China OEM manufacturer.
BI center bit is used for reaming hole bottom, the model No. likes 5 7/8″*7 1/2″*4 3/4″ or just 5 7/8″*7 1/2″ as the third diameter is not important.
5 7/8″ is the passing through diameter, 7 1/2″ is the reaming diameter, 4 3/4″ is the diameter of front bit.
We can produce both matrix body and steel body BI center bit, the cutters could be diameter 8mm, 13mm, 16mm, 19mm, blades quantityranges from 3 to 8.
Order procedure :
1>Confirm 3D design.
2>Trial order.
3>Testing and improvment.
4>Mass production.
If the requirement is not regular, we have mature design according to various of drilling conditions.
![]()
Product Specification

Far Eastern are factory specializes in drill bits,such as PDC bits, tricone bits,HDD hole opener,Foundation roller cutters for different applications.
The application including oil field,natural gas,geological exploration,driectional boring,mining ,water well drilling ,HDD, construction,and foundation.
As a leading drill bits factory in China,increase the drill bit working life is our target. We always try to improve the bits with high penetration rates.Our purpose is to sell the high quality with the lowest price.Far eastern drilling quality and technology will help you to achieve more !

Product detail pictures:
Related Product Guide:
We insist on offering premium quality creation with very good company concept, honest product sales along with the and fast assistance. it will bring you not only the premium quality item and huge profit, but significant is to occupy the endless market for Factory wholesale Drill Bit Oil Well - 8.5″ inches fixed cutter PDC Bi center bit suppliers for rock drilling – FAR EASTERN , The product will supply to all over the world, such as: Buenos Aires, Madagascar, Afghanistan, We will not only continuously introduce technical guidance of experts from both home and abroad, but also develop the new and advanced products constantly to satisfactorily meet the needs of our clients all over the world.

It's really lucky to find such a professional and responsible manufacturer, the product quality is good and delivery is timely, very nice.





