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dental bearing:
1.Material for rings: stainless steel AISI 440c or as requirement
2.Material for balls: Stainless Steel or ceramic...
3.Retainer: Torlon, phenolic or polyimid
4.Styles:OPEN,Z,ZZ,RS,2RS
5.Precision: ABEC-1,ABEC-3,ABEC-5,ABEC-7
6.Vibration: V4,V3,V2,V1
7.Models: 681,682,68/2.5,692,69/2.5,L520,683,693....etc
dental bearing