.

The Drill Bits Series We Offer

We, Cangzhou Great Drill BitsCo. Ltd., specialized in R&D, design, production, and sales various drill bits. The drill bits size from 3" to 26" , HDD Hole opener from 8``- 48`` , Such as PDC bit, Roller bit, Tricone bit, PDC Coring bit, Bi-center bits, Hole opener, etc. The Company consistently adheres to the concept of industrial development to promote energy development, adhered to innovative drive, scientific development, and is one of the largest scale companies in Asia for PDC bit and Tricone bit, Hole opener manufacturer.

Our PDC bit production line includes Matrix body PDC bit and Steel body PDC bit. Tricone bit is mainly Three cone bits, and according to the drilling formation different, we have TCI bit and Steel tooth bit available. In some HDD(Horizontal directional drilling ) project, we have Rock reamers for hard formation. Our Roller bit core barrel is widely used for piling foundation too.

We can recommend the right type according to your drilling request.

Types of Drill Bits

PDC Bit

GREAT R&D manufacture Matrix body PDC bit and steel body PDC bit.

Hybrid Drill Bit

Hybrid a drill bitconventional PDC and roller-cone bits. It is saving cost, Improves Drilling Efficiency.

Tricone Bit

Steel tooth bit and TCI bit with the latest technologies,making your drilling more efficiency and economic.

Roller Bit

Roller bit used for make hole opener and core barrel . Drilling water well ,Trenchless / non-dig Non-excavation power and fiber optic pipelines and horizontal directional drilling.

PDC Hole Opener

PDC Hole Openers, are used to enlarge the pilot hole in Horizontal Directional Drilling(HDD).Widely used in construction, bridge, highway and railway construction.

Crocodile PDC Reamer

PDC Reamer is the perfect tool for large diameter HDD bores. The size of the reamer is ranging from 12" to 50".

Rock Reamer

GREAT customized Rock reamers size from 10'' to 72''.

Roller Bit Core Barrel

Core barrel with roller bit is used in very strong rock formations(compressive strength > 100Mpa)

PDC Cutter

Popular Size: 1305, 1308,1613,1616,1913

Drag Bit

Normally drag bits are 3 wings, but we can make 4 or 5 wings following your drawings or samples.

Why choose us:

Two manufactures: New manufacture with 40,000 square meters in Hebei Province ,very near to Beijing, and build our own R&D Exchange Center in Beijing.

Goverment give us a High-tech Firm Authories Certification,we got API Spec7-1 Quality Control Standard. ISO9001:2008 Quality Management System.ISO14001:2004 Environment Management System.

Mazark machines are import from Japan.

Strong designs, engineers, production, sales and after sales service team.

OEM&ODM service with confidentiality agreement.

We are strictly quality control our PDC bit, Tricone bit, Hole opener quality, The precision of CNC lathes is ±0.01mm, it can meet all the turning requirements. And after turning a certain numer of pieces, we must change the tool of lathes to make sure the precision of machine.

According to the manufacturing standard the quality department testing every process strictly and carefully.

Strictly control the whole production process, and we inspected the finishedbest drill bit for hard rock, we can also make several design changes according to the customer's feedback, and finally ensure the customer's excellent drilling effect.

Meanwhile, if you want to buy drill bits,we can provide our engineer service in the field.



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