Professional China Drill Bits In Oil And Gas - 8.5″ inches fixed cutter PDC Bi center bit suppliers for rock drilling – FAR EASTERN
Professional China Drill Bits In Oil And Gas - 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 normally follow the basic principle Quality Initial, Prestige Supreme. We've been fully committed to offering our consumers with competitively priced good quality merchandise, prompt delivery and professional support for Professional China Drill Bits In Oil And Gas - 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: Bahrain, Haiti, moldova, Our company always provides good quality and reasonable price for our customers. In our efforts, we already have many shops in Guangzhou and our products have won praise from customers worldwide. Our mission has always been simple: To delight our customers with high quality hair products and deliver on time. Welcome new and old customers to contact us for the future long term business relationships.

The supplier cooperation attitude is very good, encountered various problems, always willing to cooperate with us, to us as the real God.





