Ningbo Xiaoerma Bearing Co., Ltd. 1.ABOUT US: Ningbo Xiaoerma Bearing Co., Ltd. is a professional manufacturer specializing in the production of various precision motor-grade deep groove ball bearings. With craftsmanship, advanced equipment, comprehensive testing methods, and a high-quality technical development team, as well as skilled and efficient employees, the company is dedicated to maintaining a focus on quality throughout every aspect of its operations, from raw material selection to production and manufacturing, and from performance testing to final inspection. This ensures that every set of products leaving the factory meets market demands. 2.PRODUCT: 6800 Series Deep Groove Ball Bearings 6900 Series Deep Groove Ball Bearings 6200 Series Deep Groove Ball Bearings 6000 Series Deep Groove Ball Bearings