Core Barrel Bit for Deep Hard Rock Drilling

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High-Performance Core Barrel Bit for Diamond Drilling – Tungsten Carbide Teeth, Long Seal Life, Fast Sample Recovery

Get premium core barrel bits for efficient diamond and geological drilling—engineered for hard rock, mineral exploration, and fast sample recovery. Features tungsten carbide teeth, long-lasting seals, and easy maintenance. Order from China’s top manufacturer (FOB: 150–10,000)!

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Advantages of Core Barrel Bit

Customized Housing Design

Design as demand,prolong or shortten,increase of efficiency by drilling more.

Cost Reduction and Efficiency Improvement

Strengthen the key component to extend life cycle,educe replacement costs, and increase corporate profits.

Sleeve Design

The barrel adopts a three-section nested barrel design with welded connections, equipped with roller cone cutters

Suitable for A Wide Range of Rock Formations

Applicable strata: Hard rock drilling with stepwise reaming to ensure concentricity of different pile diameters, improving borehole verticality and drilling efficiency.

China Made Core Barrel Bit - Heavy Duty for Deep Drilling, OEM/ODM Services Available

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CORE BARREL WITH ROLLER BITS

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GRAB BARREL WITH BULLET TEETH

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Downward guide positive reaming barrel drill

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CORE BARREL WITH BULLET TEETH

Feature

Cutting ring with rock drilling bits and releases the internal stress of rock;

Drilling with the method of rolling and squeezing can increases the anti-wear ability of the barrel;

Small barrel facilitates the coring operation,large barrel performs stage breaking;

Applicable layers:medium,weathered rock,bedrock,superhard bedrock;

FAQ

What's the nature of your company?

We are Manufacturer. We have factories all over China, all products posted are produced by ourselves, so we can offer you competitive price while ensuring product quality.

Can I do a trial order for sample testing ?

Of course,welcome to place sample order.

How do you ship your products?

By express,by air,by train,by ship etc base on your requirements.

Does this product support customization?

Yes, due to the fact that we have our own factories, We can customize products per your request.

Our Company

May

Yijue Attend Bauma China 2024 in Shanghai

Explore Yijue's cutting-edge drilling solutions showcased at Bauma China 2024 in Shanghai. Experience excellence with products recognized by global visitors. Learn more today!

Aug

Undefined, shining by itself - Yijue 2025 International Women's Day Event

Join us in celebrating International Women's Day with a unique flower arrangement event. Honor the dedication and strength of our female employees through this special occasion.

Oct

Yijue Attend Jakarta Mining Exhibition 2024 In Indonesia

Discover how Yijue Tengda showcased intelligent mining equipment and lifecycle services at Jakarta 2024, addressing Indonesia's harsh climate and small-mine efficiency. Learn more now.

Aug

YI JUE MACHINERY at CMMEXPO 2025 with “Drilling Trinity” Showcase

Discover YI JUE MACHINERY's 'Drilling Trinity' innovation at CMMEXPO 2025—three breakthrough drilling solutions in one integrated system. See next-gen performance. Visit us at Booth #B12.

What Our Clients Are Saying

James K.

The recovery rate in this fractured formation was over 98%. The design of the inner tube truly minimizes core disturbance and fluid invasion.

Carlos G.

The quick-release mechanism cuts our trip time dramatically. The engineering focus on efficiency is obvious and greatly appreciated by my crew.

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Why Choose Us

Wuhan yijue tengda machinery co., LTD. specializes in manufacturing and developing Foundation Drilling bits and Rock drilling Teeth since 2009. We have sales and production employees more than 200. our headquarter is located in 3rd buildings of desiyuan industrial park, dongxihu district, wuhan city. We have 8 branch companies in China, which are located in wuhan, hefei, guiyang, foshan, shenzhen, kunming, chongqing, xiamen province,