Dezhou Sanjia Machine Manufacturing Co., Ltd. designs and manufactures deep-hole machining equipment, including deep-hole drilling/boring machines and CNC deep-hole machine tools. Backed by advanced deep-hole processing technology and an experienced engineering team, it delivers economical, application-focused solutions.
Dezhou Sanjia Machine Manufacturing Co., Ltd. is a Shandong-based manufacturer specializing in deep-hole machining equipment. The company integrates R&D, design, manufacturing, and sales for conventional deep-hole machine tools—such as deep-hole drilling machines, deep-hole drilling and boring machines, and deep-hole boring machines—as well as CNC deep-hole drilling, drilling-and-boring, and CNC deep-hole honing solutions.
With advanced deep-hole processing technology and a dedicated research team, the company follows a design-led approach and focuses on the practical needs of end users. It supports customers with economical and reasonable deep-hole processing programs, combining equipment selection with process know-how to help improve efficiency and overall machining results.
Beyond standard machines, Dezhou Sanjia develops special deep-hole machining equipment to match different workpieces and production requirements. It also designs and manufactures related tooling and accessories, including special tools, clamping fixtures, and measuring devices. The company has supplied equipment across multiple industries and has exported machines to markets including Ukraine, Singapore, Iran, India, and North Korea.
The company integrates R&D, design, manufacturing, and sales of conventional deep-hole machine tools (deep-hole drilling machines, deep-hole drilling and boring machines, and deep-hole boring machines) as well as CNC deep-hole machining equipment, including CNC deep-hole drilling, CNC deep-hole drilling-and-boring, and CNC deep-hole honing machine tools.
The company follows a “design-first, assembly-supported” approach and is supported by an innovative R&D team focused on deep-hole machining technology. It has 11 engineers, with some team members bringing more than 20 years of experience in deep-hole drilling machine design.
Dezhou Sanjia develops special deep-hole machining equipment to meet different user requirements, and designs and manufactures supporting items such as special tools, clamping fixtures, and measuring devices to suit specific applications.
Guided by the principles of sincere mutual trust, service first, and quality first, the company focuses on user requirements down to key process details. It aims to provide economical and reasonable deep-hole processing programs, supported by responsive after-sales service.
Effective period noted as 2019–2021.
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