China wholesale Diamond Drill Bits For Oil Rig - 8.5″ inches fixed cutter PDC Bi center bit suppliers for rock drilling – FAR EASTERN

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 !