199951-100 peopleManufacturer/Trading Company/Service Company
Caston Drill Tools (Group) Co., Ltd. is a professional manufacturer and trading group specializing in high-performance drilling solutions for the trenchless, mining, and energy sectors. Headquartered in Wuxi, China, with roots dating back to 1998, the company operates advanced production facilities spanning up to 30,000 square meters. Caston is a recognized leader in Horizontal Directional Drilling (HDD) tools, offering a comprehensive range of products including HDD drill pipes, reamers, swivels, and drill heads. Their expertise extends to oilfield drill pipes, DTH (Down-the-Hole) tools, water well drilling equipment, and mining anchor tools.
The company maintains a strong focus on technical innovation and quality control, holding ISO 9001:2008 and API-5DP certifications. Their manufacturing capabilities are supported by sophisticated equipment such as 600t friction welders, 1000t upset forging machines, and automatic IF heat treatment lines. Through a dedicated R&D center and collaborations with institutions like Xi'an Shiyou University, Caston develops specialized tools capable of handling large-diameter requirements up to 300mm.
As an OEM and contract manufacturer, Caston serves a global clientele across Europe, the Americas, and Asia, maintaining strategic partnerships with major industry players such as Atlas Copco and XCMG. With an annual production capacity exceeding 7,000 tons, the company provides complete drilling solutions ranging from urban infrastructure construction to deep-resource extraction and emergency rescue drilling.
OEM manufacturerOffers OEM services for customized brand manufacturing.
Patented technologyHolds multiple product or process patents.
Industry association memberMember of American Petroleum Institute association.
Established brandFounded in 1999, with over 20 years of industry experience.
Hunan Golden Drill Group Co., Ltd. is a professional manufacturer and exporter based in Zhuzhou, Hunan, China—the nation's largest cemented carbide production hub. Established with a legacy dating back to 1958 and operating modern facilities, the company specializes in the research, design, and manufacturing of high-performance rock drilling tools, mining machinery, and industrial castings. Their comprehensive product portfolio includes tricone bits, DTH hammers and bits, PDC bits, diamond bits, drill rods, casing tubes, and tungsten carbide tools. These products are essential for mineral exploration, geological prospecting, tunneling, quarrying, and civil engineering projects.
As a high-tech enterprise, Hunan Golden Drill Group operates multiple production lines and maintains a robust R&D department, often collaborating with senior engineers and consultants to ensure technical excellence. The company offers extensive contract manufacturing services, including OEM, ODM, and custom casting based on client drawings or samples. Their manufacturing capabilities are backed by ISO 9001, CE, and API certifications, ensuring quality standards that allow their tools to be compatible with major international equipment brands such as Atlas Copco and Sandvik.
With a strong focus on international trade, the company exports to over 40 countries and regions, including the United States, European Union, Australia, Japan, and South Africa. Hunan Golden Drill Group is dedicated to providing first-class drilling solutions and technical services to the global mining and construction industries.