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Hubei EZdrill Tools Co., Ltd.

5 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Core Drill Bits
Country/Region:
Hubei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
        Hubei EZdrill Co., Ltd. is a high-tech enterprise integrating R&D, production, and sales of drilling products. Located in Sanhua Industrial Park, Sanhua Demonstration Zone, Xishui County, Huanggang City, Hubei Province, the company covers an area of 10, 236 square meters and has nearly 60 employees, including 16 R&D engineers. Leveraging rich industry experience and strong technical capabilities, EZdrill specializes in the R&D and production of various drilling tools, including impregnated diamond drill bits, surface-mounted diamond drill bits, sintered reaming drill bits, and PDC drill bits. Its products are widely used in engineering drilling, geological exploration, and mineral resource development. Adhering to the development philosophy of "professionalism, innovation, and win-win cooperation, " EZdrill is committed to becoming your trusted partner in the drilling industry through superior quality, trustworthy cooperation.

Shanxi kaidas Mining Equipment Co., Ltd

7 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Shearer Pick, Roadhearder Pick, Shearer Drum, Cutting Pick, Road Milling Bit, Bullet Teeth, Milling Teeth
Country/Region:
Shanxi, China
Sample Service:
Sample Available
Company Profile:
Shanxi Kaidasi Mining Equipment Co., Ltd. is a leading manufacturer and supplier of high-quality mining equipment, specializing in the production of mining cutter picks and advanced wear-resistant solutions. Strategically located in Lü Liang, Shanxi-a province renowned as China's energy and coal base-our company leverages its geographical advantage to serve the heart of the mining industry with efficiency and expertise.

Changsha Fast Drill Engineering Machinery Co., Ltd.

3 yrs
·Trading Company
Main Products:
Core Drilling Rig, Drilling Rig, Diamond Core Bit, PDC Bit, Geotechnical Investigation Drilling Rig, Mining Exploration Drilling Rig
Country/Region:
Hunan, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
ChangSha Fast Drill Engineering Machinery Co., Ltd., a subsidiary of Hunan DiFan Geological Equipment Co., Ltd., has been based in the picturesque city of Changsha, Hunan Province, since its establishment in 2008. Our products are extensively used across various industries including geological exploration, hydropower construction, building surveying, drilling projects, oil extraction, coal mining, and mineral exploration. We specialize in the production of thermally pressed diamond drill bits, electroplated diamond drill bits, polycrystalline diamond compact (PDC) drill bits, reamers, geological drill rods, and pipes, as well as the operation of drilling rigs, water pumps, and related accessories.

Xiamen Sansung Mining Equipment Co., Ltd.

14 yrs
·Trading Company
Main Products:
Rock Drill Bit, Rock Drill Rod, Drill Bit Grinder, Grinding Pin, RC Hammer, Pushing Air Bag
Country/Region:
Fujian, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Sansung, with more than 15 years experience, is one the most professional manufacturer and supplier of high performance mining& Quarrying tools like: Tapered drill bits& Rod, threaded button bits and extension rod, DTH hammers and bits, RC hammers and bits, ODEX overburden eccentric and symmetric casing tools, button bit grinding tools, block pushing air bag, as well as diamond wire saw machines, expansive mortar and stone cutting machines etc. Our tools are widely used in different applications include mining, quarrying, water well drilling, geotechnical industries, buildings, constructions and stone processing etc. By now, our products have been exported to over 50 countries with good reputations, like in USA, Canada, Australia, Brazil, Paraguay, Chile, Peru, Norway, Finland, Sweden, Germany, Ireland, India, Thailand, Malaysia, Pakistan, Egypt, Russia, Ukraine, Kazakhstan, Ghana and Southern Africa countries, etc.

Changsha Chaojingang Machinery Manufacturing Co., Ltd.

10 yrs
·Manufacturer/Factory & Trading Company
Main Products:
DTH Hammer, DTH Bit, Reverse Circulation Hammer, Reverse Circulation Bit, High Air Pressure DTH Hammer, Top Hammer Drill Bit, Casing Drilling System, Drill Pipes and Rods
Country/Region:
Hunan, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Changsha ChaoJinGang Machinery Manufacturing Co., Ltd. (ChangSha Super Drill Import & Export Co., Ltd. ) is a modern high-tech enterprise specializing in research and manufacture of rock drilling machinery and pneumatic tools in China. The factory has rich scientific research and production experience, using the raw materials, advanced production technology and rigorous testing methods, to produce products with superior performance and stable and reliable quality. "Super Diamond" brand rock drilling and pneumatic series products are sold well all over the country due to their superior performance, stable and reliable quality. They have been exported in batches to more than 20 countries and regions, such as Korea, Brazil, Australia and South Africa, and are well received by users.

Hebei Ruishi Bits Manufacturing Co., Ltd

21 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Tricone Bit, Drill Bit, PDC Bit, Tricone Rock Bit, PDC Drill Bit, Oil Well Drill Bit, Rock Drilling Bit, Oilfield Drill Bit, Fixed Cutter PDC Bit, Water Well Drill Bit
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Hebei Ruishi Bits Manufacturing Co., Ltd. Was founded in 2006, specializing in the R&D, design, manufacturing, sales and after-sales service of PDC drill bits, tricone bits and other drilling tools.

Qidong Fengsu Drilling Tools Co., Ltd.

5.0
Main Products:
PDC Drill Bits, Drill Bits, Water Drill Bits, Oil Dirll Bits, Machine Spare Part, Tricone Drill Bit, Tire Core Bits, DTH Bits, Bits, Tools
Country/Region:
Hunan, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Hunan speedmade drill bit. Co, . Ltd has been in the drilling industry for 15 years, is a professional manufacturer specializing in drilling bit tools, integrating R&D, production and sales. Through hundreds of times tested by the rig, we observe the drilling condition of the bit and adjust repeatedly, we have developed more than ten products categories, hundreds of different drill bits. We can customize different products according to the needs of customs. Our goal is to improve drilling efficiency and reduce drilling costs.

Dazhou Lihua Machinery Equipment Department

5.0
Main Products:
Core Drill Rig, Geological Exploration Drill Rig, Core Drill Bits, Water Well Drilling Rig, Drill Pipe/Drill Rod, Coring Bit, Core Barrel, PDC Bit, Diamond Drilling Bit, Friction Welded Drill Pipe
Country/Region:
Sichuan, China
R&D Capacity:
OEM Service
Sample Service:
Sample Available
Company Profile:
Dazhou Lihua Machinery Equipment Department is an enterprise specializing in the processing and sales of water well drill rigs, core drill rigs, exploration drill rigs, various crawler transporters, diamond drill bits and related products.

Maxdrill Rock Tools Co., Ltd.

23 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Button Bit, Drill Rod, DTH Hammer & Bit, Self Drilling Anchor Bolt, Shank Adaptor, Taphole Drilling Tools, Rock Drills, Overburden System
Country/Region:
Guizhou, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Maxdrill Rock Tools Company is a professional drilling tools manufacturer and supplier based in China. We provide a wide variety of drilling tools and anchor tools, such as top hammer drilling tools, down the hole drilling tools, rock anchors, taphole and quarry drilling tools, and more. We make our products with a high quality alloy, so they are strong and reliable. This is why they are widely used in slope anchor, tunnel excavation, mine exploration, and other similar projects.

Liaocheng Kaituo Construction Machinery Co., Ltd.

Main Products:
Rock Drilling Tools, Bullet Teeth Bk47 Bkh47 B47K, Foundation Drilling Tools, Road Milling Bit W6, Coal Cutter Picks Ts, Button Bit, Drill Rod, Trenching Bit C31, Furnace Tapping Tools, Drilling Teeth
Country/Region:
Shandong, China
R&D Capacity:
OEM Service
Sample Service:
Sample Available
Company Profile:
Liaocheng Kaituo Construction Machinery Co., Ltd is the professional manufacturer of Rock Drilling Tools, Down the Hole Drilling Tools and Mining Tools. Our main products are "KATO" brand of rock drilling tools, Down the hole drilling tools, Mining tools, Air hose for mining and Concrete vibrator series etc. Our products are widely used in cutting mountains, mining, railway, road building and energy supply construction etc. Our company has the advanced scientific research and the production experience, Our products are interchangeable with various products manufactured by Sandvik, Atlas Copco, Kennametal, Betek, Wirtgen etc.

Shaanxi Hainaisen Petroleum Technology Co., Ltd

14 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
PDC Drill Bit, PDC Cutter, PDC Insert, PDC Core Bit, Diamond Drill Bit, Diamond Cutter, PDC Bit, PDC Drilling Bit, Drill Bit, Steel PDC Drill Bit
Country/Region:
Shaanxi, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Shaanxi Hainaisen Petroleum Technology Co., Ltd is a high-tech enterprise with independent intellectual property rights. It was established in 2013. The total investment amounts to CNY 50 million.

Xingtai Hengchang Tools Co., Ltd

26 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Diamond Saw Blade, Grinding Cup Wheel, Diamond Core Drill, Diamond Grinding Wheel, Diamond Drill
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Xingtai Heng Chang Tools Co., Ltd, founded in 2001, covers an area of 18000 square meters, located in XingtaiCity, Hebei Province. The company is a high-tech enterprise which is specialized in R&D and production of diamondtools, including diamond saw blades series, grinding wheels series, geological drilling series, and mining tools, etc. There are more than 30 technicians in our company. And we have the overall advantage of advanced facility, modernized production and operation. Owing a good formula, advanced sintered technology, and unique weldingprocess, the company has met ISO9001 international quality system standards. We pay special attention to andguarantee the quality of products all the time. The company has its own self-management import and export rights. Our products have been sharing universal popularity and high reputation at home and abroad.

Shandong Zhengyuan Drilling and Production Intelligent Equipment Co., Ltd.

8 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Water Drilling Machine, Water Well Drilling Rig, Drilling Rigs, RC Dill Rig, Crawler Mounted Water Well Drilling Rig, Truck Mounted Water Well Drilling Rig
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Shandong Zhengyuan Drilling and Mining Intelligent Equipment Co., Ltd. Was established on June 29, 2019, with its registered address located south of the Taihu Railway west of Xiaocaiyuan Street in Feicheng High tech Zone, Tai'an City, Shandong Province. It has built production workshops, research and development workshops, and supporting facilities, specializing in scientific research and development, design and manufacturing, and engineering construction of various perforation equipment.

Changsha Sollroc Engineering Equipments Co., Ltd.

Main Products:
DTH Bit, DTH Hammer, Button Bit, Rock Drilling Tools, Drill Rod, Reverse Circulation(RC) Hammer, Reverse Circulation(RC) Bit, Odex System, Symmetrix System, Diamond Core Bit
Country/Region:
Hunan, China
R&D Capacity:
OEM Service
Sample Service:
Sample Available
Company Profile:
Sollroc, with more 20 years of experience, is one of the professional manufacturer and supplier of high performance rock drilling tools like: DTH hammers and bits, RC hammers and bits, DTH drill rods and top hammer drilling tools. Our tools are widely used in different drilling applications including mining, quarrying, water well drilling, geotechnical industries and etc.

Shandong Juding Machinery Manufacturing Co., Ltd

5 yrs
Main Products:
Drill Bit/Drill Rod/Drill Tool
Country/Region:
Shandong, China
R&D Capacity:
OEM Service
Sample Service:
Sample Available
Company Profile:
Shandong Juding Machinery Manufacturing Co., Ltd., established on September 16, 2022, is situated in Tai'an City, Shandong Province, renowned for its convenient transportation and rich industrial heritage. Spanning an expansive 100, 000 square meters, our factory stands as a modern manufacturing hub, dedicated to the research, development, production, sales, and service of drilling and excavation tools, hydraulic equipment, and rock drilling equipment. With a deep-rooted commitment to core sectors such as metallurgy, mining, infrastructure, tunnel engineering, and mineral and petroleum exploration, our company has emerged as a highly competitive equipment supplier within the industry. Our commitment to delivering high-quality products and professional services has earned us a reputation for providing efficient and reliable engineering solutions to customers worldwide.

Beijing Jincheng Mining Technology Co., Ltd.

Main Products:
Core Drilling Rig, Water Well Drilling Rig, Rock Drilling Rig, Engineering Drilling Rig, DTH Drilling Tools, Diamond Core Drilling Tools, Water Well Drilling Tools, Portable Air Compressor, Drill Mud Pump
Country/Region:
Beijing, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Beijing Jincheng Mining Technology Co., Ltd(JCDRILL) located in Beijing, China, for more than 20 years we have specilized in research, development and produce of rock blasting drilling rig, water well drilling rig, diamond core drilling rig, anchor drilling rig, and relative accessories & drilling services. Constantly provide professional drilling solutions for all customers with our advanced technology, excellent equipment, strict testing means and perfect service network, which establish our brand "JCDRILL" a good image of market, now, JC products account for 50% of domestic market and have been export to more than 40 countries, and we awarded ISO9001: 2000 in November, 2002.

Liaocheng Xinruyi Trading Co., LTD.

5.0
Main Products:
Seamless Steel Pipe, Steel Plate, Hot Rolled Steel Round Bar, Hot Forged Shaft, Self Drilling Anchor, Steel Storage Shelf, Steel Blocks, Steel Rock Bolt, Aluminum Alloy, Stainless Steel
Country/Region:
Shandong, China
Sample Service:
Sample Available
Company Profile:
Shandong Liaocheng Xinruyi Steel Plant, built in year 2017 with registered capital of 30, 000, 000RMB, and we have been in the steel products industries for more than 15 years. The company is located in Liaocheng City, next to capital of Shandong Province, and it enjoy good transportation environment of 3 hours to nearest port and 1 hour reaching the airport.

Beijing Haichuang Unite Technology Co., Ltd.

12 yrs
·Trading Company
Main Products:
Drilling Rig, Drilling Bit, Drilling Rod, Rock Drilling Jumbo, Drilling Rig Parts
Country/Region:
Beijing, China
Company Profile:
Beijing Haichuang Unite Technology Co., Ltd. Was founded in 2015, located in Beijing. We are a specialized company in engineering, mining integrated machine and spare parts selling. We are committed to supplying professional, high-performance equipment and spare parts for clients at home and abroad. Our products are involved in mining, quarrying, highway building, water conservancy, railroad building, road and bridge construction, petroleum, chemical industry, power generation, metallurgy and other machinery industries.

Sinotai Petroleum Equipment Co., Ltd

19 yrs
·Trading Company
Main Products:
Drilling Equipment and Spare Parts
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Sinotai Petroleum Equipment Co., Ltd (TS-SINOTAI) is established specially for serving Oil and Gas Industry by providing Drilling Equipment and Spare Parts. Our strength is at Drilling and Workover Rig, Rig Package and components such as TOP Drive, Traveling Equipment, Handling Tools, Well Control Equipment, as well expendable parts for Rigs, Mud Pump, BOP, etc. All TS-SINOTAI equipment is API certified and have been well tested and commissioned before delivery.

Changsha DTH Drill Construction Machinery Co., Ltd.

5.0
Main Products:
Water Well Drilling Rig, Diamond Core Drilling Rig, RC Drilling Rig, Blasting Drilling Rig, Tunnel Drilling Rig, DTH Hammer, DTH Bit, Drill Rod, Mud Pump, Mining Drill Rig
Country/Region:
Hunan, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Welcome to Changsha DTH Drill Construction Machinery Co., Ltd. We are a drilling rig manufacturing expert with many years of production and R&D experience. We are also a professional and leading manufacturer of drilling rigs and drilling tool accessories. Among them, our technical team is LED by Professor Zhao Mingchun, the winner of the top 2% scientists in the world selected by Stanford University in 2022 and 2023. We have strong scientific research capabilities and our products are sold to five states and more than 75 countries around the world. He is an expert in metal materials and a guest researcher of the alloy steel research group of the Institute of Metals, Chinese Academy of Sciences. Our products include Water Well Drilling Rigs, Mining Drilling Rigs, Diamond Core Drilling Rigs, Reverse Circulation Drilling Rigs, Undergroud drilling rig, DTH Drilling Tools, etc. Our products are suitable for various scenarios, such as mines, tunnels, wells, bridges, building pile foundations and other construction projects. Our designs are based on the hardest rocks to improve excavation efficiency and service life. We are committed to providing you with high-quality, low-cost and sustainable solutions to meet your specific needs. We are your trustworthy and excellent partner for drilling rigs and drilling rig accessories. Join us and explore the infinite, to achieve excellence with technology, and make drilling simple!

Mengyin Feida Mine Engineering Machinery Co., Ltd

5.0
Main Products:
Water Well Drilling Rig, Core Drilling Machine, Air Compressor, Pile Driver, DTH Drilling Rig, Water Well Drilling Rig Accessories, Excavator
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Mengyin Feida Mining Engineering Machinery Co., Ltd. is one of the largest manufacturers of water well drilling rigs and down-the-hole drilling rigs in Shandong Province, China. The company has been dedicated to the professional production of down-the-hole drilling rigs and drilling tools and the sales and maintenance of air compressors for more than 20 years since its establishment. It has accumulated rich professional maintenance technology and thoughtful and meticulous after-sales service experience. It has accumulated a large amount of practical experience through extensive contact with users. Data. Independently developed a new generation of FY series water well drilling rigs and won multiple national patents. This series of products has the characteristics of standardized configuration, compact and reasonable structure, fast drilling speed, economy and durability, and low failure rate. Feida drilling rigs have passed ISO9001 international quality management system certification, providing a better guarantee for product research and development and product quality...It gained market recognition as soon as it was launched and has been widely used in mining engineering construction, civil drilling, geothermal drilling and other fields.

Yantai Zlinktric Mining Equipment Co., Ltd.

Main Products:
Mining Locomotive, Mining Scooptram, Mining Mucking Rock Loader, Mining Wagon, Railway Steel
Country/Region:
Shandong, China
Sample Service:
Sample Available
Company Profile:
Yantai Zlinktric Mining Equipment Co., Ltd., a technology-oriented enterprise specializing in R&D, production, sales and after-sales service of mining equipment and accessories, was founded in August 2016 with a registered capital of 10 million yuan. Adhering to the core philosophy of "technology-driven, quality-based, customer-centric and innovation-LED", it has grown into an influential professional manufacturer integrating R&D, processing, sales and after-sales service in China. Through continuous technological innovation, strict quality control and high-quality services, Zlinktric has gained wide recognition at home and abroad and become a key force in promoting China's mining industry modernization and intelligence. The company is located in the Langao Industrial Park, Longkou City, Yantai. Surrounded by the sea on three sides, the area has abundant human resources and superior transportation: Adjacent to Yantai in the east, Qingdao in the south and Longkou Port in the west. This advantageous location facilitates raw material procurement and efficient product delivery, laying a solid foundation for its development. In production, Zlinktric has built a modern base with first-class processing and testing equipment. Its workshop is equipped with advanced CNCmachines and welding robots, ensuring high-precision component processing. A complete testing system strictly inspects raw materials, semi-finished and finished products, ensuring all products meet national standards and customer requirements, building a good market reputation. Technological innovation is Zlinktric's core driving force. It has a high-quality R&D team of senior engineers, committed to new product R&D and technology improvement. To enhance R&D strength, it has established long-term cooperation with Huazhong University of Science and Technology, Southwest Jiaotong University and Ganzhou Applied Technology Vocational College, gaining advanced technologies and professional talents for sustainable development. The company's main business covers mining equipment, field engineering emergency rescue equipment and related accessories, with a complete product system to meet diverse needs. Main products include hydraulic roadway scrapers, scooptram, rock loaders, battery electric locomotives,  mining cart, wagon, track flat cars and turnout junction, widely used in underground mining and tunnel construction. All products are independently developed to solve practical production problems, featuring high efficiency, energy saving, safety and easy operation. Its hydraulic roadway scrapers and scooptram, rock loaders, key underground transportation equipment, adopt advanced hydraulic control, with large load capacity, stable operation and strong adaptability to harsh underground environments, improving efficiency and reducing labor intensity. Rock loaders are efficient and flexible, ensuring smooth construction by clearing slag quickly. Battery electric locomotives are green, low-noise and zero-emission, meeting modern mine environmental protection and safety requirements. Turnover mining cars and track flat cars are simple, load-bearing and durable, adapting to various transportation needs. In addition to main equipment, the company produces automatic switches and other supporting products with intelligent control, realizing automatic power management and fault protection to ensure safe operation. It also provides customized products and solutions to meet personalized customer needs. Keeping up with the mining industry's intelligent trend, Zlinktric has integrated advanced intelligent control systems into its products, achieving inter-equipment linkage, remote control and unmanned operation. Operators can remotely monitor and control equipment in the ground control room, ensuring personal safety, improving labor efficiency and realizing refined underground management, enhancing product competitiveness and promoting industry upgrading.  

Glorytek Industry (Beijing) Co., Ltd.

5.0
Main Products:
Drilling Rig, Drill Bits, DTH Drill Rig, Drill Machine, Downhole Motor, Water Well Drill Rig, Tricone Bits, DTH Hammer, Anchor Drill Rig, Button Bits
Country/Region:
Beijing, China
R&D Capacity:
OEM Service
Sample Service:
Sample Available
Company Profile:
Glorytek Industry (Beijing)Co., Ltd., located in Beijing, China, is an integrated corporation specialized in manufacturing and exporting top quality drilling equipment and drilling parts for decades. We are supported and assisted by a highly experienced team of designers and engineers that enable us to complete all the assigned projects successfully as per the specified requirement from our clients.

Luoyang Shandike Mechanical Equipment Co., Ltd.

Main Products:
Taper Drilling Tools, Jack Hammer, Air Leg Rock Drilling Machine, Shank Adpter, DTH Drilling Tools, Thread Drilling Tools, Tricone Drilling Bits, Mining Headlamp, Gasoline Rock Drill Machine, Air Compressor
Country/Region:
Henan, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Luoyang Shandike Mechanical Equipment Co., Ltd is located in the high-tech industrial park of Luoyang City, Henan Province, located in the Central Plains, convenient transportation, is one of the several domestic heavy-duty brazing enterprises.

Putian Firip Mining&Machinery Co., Ltd.

4 yrs·5.0
·Manufacturer/Factory
Main Products:
DTH Bit, DTH Hammer, Button Bit, Cross Bits, Tapered Button Bit, Rock Tools, Drilling Tools, Low Air Pressure Drill Bit, Other Parts, High Air Pressure Drill Bit
Country/Region:
Fujian, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Putian Firip Mining And Machinery Co., Ltd. is a factory specializing in the manufacture of rock drilling tools. Its domestic brand is "Yongchuang". In addition to conventional rock drilling tools, various rock drilling tools can be customized according to the Customized. The main products are DTH drill bits, DTH hammer, Tapered button bit, Thread button drill bits, Chisel drill bits, Cross drill bits, Electric coal drill bits, rock drills, pneumatic picks, etc. DTH drill bits have low and high pressure series: Low pressure has CIR series CIR90/110/150/170, Russian series P110/P130 drill bits and impactors. High pressure has conventional models such as DHD, HD, Misson, SD, Cop, BR3, QL, etc.