GREAT Drill Bits Manufacturer, Supplier, Company, Factory in China

China leading drill bits manufacturer, High-efficiency Drill Bit Solutions for Reliable Performance in a Wide Range of Drilling Environment.

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The drill bits series we offer

20 Years Experience-Best Quality for Every Customer

Downhole motor

Downhole motor (Mud motor) is a powered by drilling fluid that converts liquid pressure energy into mechanical energy . GREAT DRILL BITS can be manufacture and supply various sizes , type downhole motor according to the drilling demand . Downhole motor is composed of four assemblies of by-pass value,motor,cardan shaft and drive shaft . Until now it is popular use in Horizontal directional drilling and oil&Gas drilling.

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PDC Drill Bit

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

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Hybrid Drill Bit

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

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Tricone Bit

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

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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.

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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.

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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".

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Rock Reamer

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

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Roller Bit Core Barrel

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

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About GREAT

Focus on drilling bits for 20 years.

Among all the drill bit manufacturers in China, GREAT Brand is famous for its specialty and service quality.

Excellent Feedback from customers: More than 20 Engineers & 100 senior technical & 50 sales and services team.

HIGH-QUALITY SERVICE VIEW MORE

Company Culture

Offer the drill bits for rock and concrete you need.

Quality Control

We'll never let you down in the quality of drill bits.

Customers

Customers trust us for our professional drill bits.

The drill bits series we offer

20 Years Experience-Best Quality for Every Customer

Horizontal directional drilling technology is a new construction technology that combines the directional drilling technology of petroleum industry with the traditional pipeline construction method.

Horizontal Directional Drilling

Horizontal directional drilling technology is a new construction technology that combines the directional drilling technology of petroleum industry with the traditional pipeline construction method.

GREAT Matrix body PDC bit drilling in hard abrasive formation.

Petroleum

GREAT Matrix body PDC bit drilling in hard abrasive formation.

Horizontal wells and directional Wells for gas exploitation, recommend GSD series.

Natural Gas

Horizontal wells and directional Wells for gas exploitation, recommend GSD series.

Tricone bit is the best choice to water well drilling from 300meters to 1500meters.

Water Well

Tricone bit is the best choice to water well drilling from 300meters to 1500meters.

Geothermal well are become more and more popular, so choose a right bits is much more important.

Geothermal Well

Geothermal well are become more and more popular, so choose a right bits is much more important.

GREAT 3 blade PDC bit is very popular in mining industry.

Mining Industry

GREAT 3 blade PDC bit is very popular in mining industry.

Customized bigger diameter Hole openers for tunneling, such as subway, gas pipeline.

Tunneling

Customized bigger diameter Hole openers for tunneling, such as subway, gas pipeline.

Drilling in day and night ,GREAT provide 7/24 service online.

Drilling

Drilling in day and night ,GREAT provide 7/24 service online.

Rotary drilling rigs with GREAT Roller bit core barrel achieve high efficient works.

Pile Foundation Project

Rotary drilling rigs with GREAT Roller bit core barrel achieve high efficient works.

Email us with any questions or inquiries or use our contact data. We be happy to answer your questions.

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Press Releases

20 Years Experience-Best Quality for Every Customer

Company News

Great and Indian TRT company signed a cooperation agreement

Great was founded in 2010. Specializing in the research and development, design, production and sales of PDC bit, tricone bit, Hybrid bit,HDD tools,rotary barrel drilling,etc., it is a first-class n...

Industry News

Analysis of PDC Cutters Wear Mechanism

PDC is a superhard material composed of diamond and tungsten carbide composite substrate. The diamond crystals in the diamond compact are arranged in a disordered, isotropic manner, combining the high...

Exhibitions & Events

GREAT Attend OTC 2019 - Looking Forward to See Our New Techonlogy Products at the Show

Offshore Technology Conference (OTC), founded in 1969, is an annual event with the strong support of 12 professional industry organizations, including the American petroleum association, and its scale and influence have been expanding year by year.