Company Profile
Henan Dongjin Precision Tool Co., Ltd. was established in 2018 with a registered capital of 10.01 million yuan. The company is located in the demonstration area of Luohe City. Our company has introduced advanced manufacturing technology and processes for powder sintering and precision electroplated diamond wheels, dedicated to the research and development of high-precision diamond wheels, diamond tools, and diamond measuring tools. We adhere to innovation, improvement, and enhancement, serving industries such as machining, bearing processing, automotive parts manufacturing, tool measurement, aerospace, and more.
Target customers:The products are mainly applied in the manufacturing industry of major automotive components, various bearing industries, textile machinery gears, petroleum machinery, cylinder heads, pistons, piston rings, bearing shells, electric vehicles, sewing machines, electric tools, measuring tools industry, aerospace industry, abrasive mold industry, precision screw guide rails and other mass-forming processing and non-ferrous metal finishing enterprises.
Product advantages:We have rich engineering design and manufacturing capabilities focused on developing better forming diamond wheels to provide long-term technical support for our customers and maintain the stability of their mass production.
With our research and development of diamond wheels and high-precision processing capabilities, the company has become a supplier of imported product alternatives for high-end customers. Dongjin Precision is skillfully crafted.
The company produces diamond wheels, diamond dressers, diamond tools, diamond grinding wheels and more.

Honor

A diamond roller for the engine valve stem lock clip groove

A type of drill bit trajectory diamond roller

A new type of diamond roller

A diamond grinding wheel for grinding rails

A tool for trimming slider diamond rollers
Factory Appearance



