Dental handpiece bearing 1.Material:stainless steel,ceramic 2.Precision: ABEC-7, P4 ... .Anti-Corrosion,High-temperature resistant Application: For high-speed dental turbine handpiece, such as KAVO,NSK,W&H,BIEN AIR, MIDWEST ... ,STAR,FARO,ADEC,SIEMENS,LARES,etc. High speed dental handpiece bearing Structured DBD1C1 Shield Main Application I.D.O.D.Width ... 2 4114 2 8143.5 0 8144 2 Dental handpiece bearing