Ball pin material: Made of bearing steel.
Ball bearing features: High hardness, excellent wear resistance, and long rolling time; hardness HRC 60-64, surface roughness Ra not exceeding 0.2.
Roller Needle Types: Flat Head Roller Needle, Round Head Roller Needle, Modified Line Roller Needle, etc.
The applications of needle roller: The high-precision needle roller and roller bearings produced by Qingdao Yu Kun Bearings are widely used in the fields of automobiles, subways, machine tools, construction machinery, bearings, electrical products, and more.