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Micro steel ball manufacturer, 1-12.7mm bearing steel, 440C, 304L, 316L, precision steel balls.

2026-03-13 14:57:17

Wulian County Yihe Industry & Trade Co., Ltd. 


Is a high-quality miniature steel ball production base, specializing in the production of high-precision miniature steel balls with diameters ranging from 1-12.7mm.


Main materials: Chrome  (GCr15), 420C, 440C, 304L, and 316L stainless steel balls.


Our products feature high precision, excellent wear resistance, corrosion resistance, and a high surface finish.


And are widely used in bearings, automotive parts, valves, motors, medical devices, hardware tools, precision machinery, and other fields.


Our factory has its own production line encompassing production, heat treatment, precision grinding, polishing, cleaning, and sorting. 


We maintain strict quality control, support both customized orders and large-volume stock supply. As a direct manufacturer, we guarantee quality. 


We welcome friends from all walks of life to discuss cooperation!