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Spline Rolling Machine

Spline Rolling Machine

Spline Rolling Machine is inherently accurate, with surface finishes of 3 to 6 micro-inches obtainable by rolling.

Experience Custom Gears

Experience Custom Gears

Founded in 1975 by six brothers, Six Star owns 40 years of experience on manufacturing precision gear products.


Spur Gear and Helical Gear Manufacturer - Yieh Chen

Based in Taiwan, Yieh Chen Machinery Co., Ltd. is a spur gear and helical gear manufacturer with over 31 years of experience in gear industry.

With CNC gear machining, ISO certification and advanced software, Yieh Chen's high precision spur gears and helical gears are built with excellency.

Along with Spur Gears and Helical Gears, worm shafts, spiral bevel gears, bear boxes, gear pumps and gear racks are provided as well. All gears can be custom-made with innovative solutions to meet each customer's demands.


2021/12/28 Yieh Chen

TIMTOS+TMTS 2022 is the largest trade show in Taiwan specifically catering to the metal cutting tools, metal forming machines, machine parts and related industries. We are honored to introduce our new products by participating in this exhibition.
We will launch the latest model of thread rolling machine "YC-970P" this year. Be sure to visit us in booth M0510 to learn more about our company and new product.

Exhibition Details

Date: Feb. 21-26, 2022
Location: Taipei, Taiwan - Nangang Exhibition Center Hall 1, 4th floor
Booth No: M0510