News

Recently, the high-performance 17 1/2" PDC drill bit manufactured by Cangzhou Great Drill Bits Co. Ltd. provided powerful support to the BHZ80002 drilling team at the Yantan 1 risk exploration we...

IntroductionWhen it comes to precision machining, selecting the right reamer is crucial for achieving the perfect hole dimensions and surface finish. Whether you are a professional machinist or a DIY ...

PDC bit is the abbreviation of Polycrystalline diamond compact bit, also known as Polycrystalline diamond cutting block bit or composite chip bit.

Safety is no small matter, and prevention is key. To strengthen the fire safety awareness of all employees and temper emergency response capabilities, Cangzhou Great Drill Bits recently organized a co...

Great Group Successfully Completes Massive Order for 3,000 Tricone Drill Bits Ever since the mobilization meeting on December 9, 2025, which launched the "Two-Month Delivery of 3,000 Tricone Dril...

On the morning of February 4th, four representatives from Great Group—Vice General Managers Shen Zhiqiang, Li Chunyan, Zhang Wei, and Technical Engineer Yuan Wentao—attended the Hejian Municipal Wor...

IntroductionThe tricone drill bit remains one of the most widely used drilling tools in oil & gas, water well, mining, and geothermal applications. Its versatility, adaptability to different forma...

In the drilling industry, "price" and "cost" are two very different things. A cheaper drill bit that fails halfway through a deep well can cost you tens of thousands of dollars in ...

A Time for Reflection and New Beginnings. To comprehensively review annual achievements and strategically plan for future growth, Great Group recently held its Annual Debriefing Conference at its head...

To fortify the core competencies of our international business team and enhance cross-cultural communication and practical problem-solving skills, Cangzhou Great Drill Bits Co., Ltd. successfully held...

Introduction: Choosing the Right PDC Bit Body Is a Business DecisionFor drilling professionals, selecting a PDC bit is never just about cutters. While cutter quality is critical, the bit body material...

Introduction: Why Thread Size Matters in RC PDC DrillingIn reverse circulation (RC) drilling, the thread connection between the RC PDC bit and the drill string plays a far more critical role than many...

Recently, Zhang Tao, Director of the Hejian Laboratory of the School of Automation at Beijing Information Science and Technology University (Key Laboratory of High Dynamic Navigation), led his core te...

RC PDC Bit Size Chart, Selection Guide & Common MistakesChoosing the correct RC PDC bit size is one of the most critical decisions in reverse circulation drilling. The right size ensures stable dr...

In drilling operations—whether for Horizontal Directional Drilling (HDD), Oil & Gas, geothermal wells, or water well drilling—the selection of a reliable tricone bit manufacturer directly affect...