Ball pin material: Made of bearing steel.
Ball needle product features: High hardness, excellent wear resistance, and long rolling time; hardness of HRC60-64, surface roughness Ra not exceeding 0.2.
Roller Needle Types: Flat Head Roller Needle, Round Head Roller Needle, Modified Line Roller Needle, etc.
Roller Pin Applications: High-precision roller pins and ball bearings produced by Qingdao Yukuang Bearings are widely used in the fields of automobiles, subways, machine tools, construction machinery, bearings, and electrical products.