deep groove ball bearing manufacturer in Cixi . RoHS,ISO9001:2008 Faster Delivery Steady Quality 606,607,608.6000,6001.600 Deep groove ball bearingManufacturer of ... Deep Groove Ball Bearings in Cixi, Zhejiang, China..Tolerance: ABEC-1 ... , 6310;Production Ability: 5,000,000PCS/Month; 6000ZZ deep groove ball bearing