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With a deep understanding and empathy for users, Zhengzuan can provide product solutions that match the development goals of users.
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Zhengzuan has leading products and overall solutions in the automobile manufacturing industry, aviation manufacturing industry and general machinery industry.
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The only professional technical service team in the domestic high-end precision manufacturing field
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Zhengzuan has accumulated rich experience in the design, development, manufacturing and application services of high-end precision tools
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About Us
About Us

Committed to the research and development, production, sales and technical services of high-end precision tools.
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Emery contersink drill with taper holder (British system)

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Applied for GFRP, FRP, graphite, carbon fibre and other durable material. 60# grain PCD plated and point angle of outer tip 100°. Available in different angles,low tool cost. There are taper holder and thread holder to choose from.

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+86-(0)371-60300918

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Industry solution

Zhengzuan has fist products and overall solution in the automotive manufacturing industry, aviation manufacturing industry, head of general machinery industry.

Auto industry

In the field of automobile manufacturing, Zheng Zuan has the ability to provide comprehensive tool products and technical solutions for all semi-finishing and finishing processes of automobile engine cylinder blocks and cylinder heads.

Civil Aviation Industry

After years of unremitting efforts in the aviation field and focus on advanced technology research and development, Zhengzuan can provide excellent materials and parts processing solutions for the aviation industry.

Ultra-precision machining

Focusing on the field of high-end precision manufacturing, through technological innovation and high-quality product services, it provides users with high-end tool products and technical supporting solutions.

General Machinery

Higher-precision tool quality, in line with the industry's more efficient product upgrade experience.

Energy wind power

Production efficiency is the key to manufacturing parts in the wind power industry, and the overall solution for parts processing is our development prospect. Zhengzuan aims to be your partner in all processes.

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