... 1.Brand:SKF,NSK,NTN,XRT(domestic) 2.Qulity standard:ISO9001:2000 3.satisfactory of qulity,service and price 6004zzDeep groove ball ... Our main products include deep groove ball bearings, miniature thin-wall bearings, and different types of low noise, non-standard and ... ,Z,ZZ,RZ,2RZ,N,NR4.Material:Gcr155.Quality standard:ISO9001:20006.Chief uses:automatic transmission mechanisms, home appliance motors, ...