Ningbo Spin Bearings Co., Ltd was founded in 1994,We have been granted ISO9001 l quality system certificate for 10 years.Our main products are as follows: dental bearings, minature ball bearingscarbon steel miniature ball bearings, We provide bearings all over the world with over 15 years' experience in bearings market. We whole-heartedly supply correct useful bearings for overseas with good service, quick delivery, and best prices.Welcome visit us!