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Working Principle and Characteristics of PDC Drill Bit PDC bit is the abbreviation of Polycrystalline diamond compact bit, also known as Polycrystalline diamond cutting block bit or composite chip bit. More+
Rolling cutter-Why is it called a drilling tool？ More+
Factory Show GREAT registered capital of 100 million Yuan and the entire group total property exceed 380 million Yuan, with 40,000 sq.m.. To keep a higher quality standard with higher precision ,all of our CNC mac... More+
Testimonials More+
Tunneling Customized bigger diameter Hole openers for tunneling, such as subway, gas pipeline. More+
Comparative Analysis of Roller Bit and PDC Bit Drilling work is a complex and diversified system engineering. More+
Win-Win Cooperation, Creating New Glories! —— Our Company Reaches Strategic Cooperation with Multiple Enterprises On-Site VisitOn the morning of the 18th, Group President Li Chunyan, together with Hong Kong clients, went to the construction site to inspect the actual usage of our products. During the visit, Presi... More+
GREAT DRILL BITS are professional manufacture to PDC bits ,Tricone bits ,Hole openers ,Reamers GREAT DRILL BITS is a leading manufacturer and supplier of high-quality drilling tools, specializing in PDC bits, tricone bits, hole openers, and reamers. With over 20 years of experience, our product... More+
Quality Control We'll never let you down in the quality of drill bits. More+
Drilling Drilling in day and night ,GREAT provide 7/24 service online. More+
GREAT focuses on Manufacturing PDC bits, Tricone rock bits, PDC reamers, Hole openers More+
The Optimization and the Engineering Application of the Reamer in HDD Construction Horizontal Directional Drilling(HDD for short) is a modern trenchless construction technology that combines the directional drilling technology of the petroleum industry with the traditional highway p... More+
Downhole motor GREAT DRILL BITS can be customized and supply various sizes , type downhole motor according to the drilling demand. More+
Great Drill Bits | Collaborative Learning for Excellence: Key Laboratory of High Dynamic Navigation Team Visits Great to Explore 6S Management Enhancements 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... More+
Pile Foundation Project Rotary drilling rigs with GREAT Roller bit core barrel achieve high efficient works. More+

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