Features:  standard size, S.Steel Ring, come with cover, ceramic ball Specifications : Bearing Part Number SR144TLZNW Bearing Dimension: 3.175×6.35×2.78mm Size:6.35×3.175×2.78 Features:  standard size, S.Steel Ring, come with cover, ceramic ball Specifications : Bearing Part Number SR144TLZNW Bearing Dimension: 3.175×6.35×2.78mm Size:6.35×3.175×2.78 Mg-Sc Alloy,Aluminium Scandium Alloy,Al-Sc2 Alloy Polyurethane Catalyst,Rubber Auxiliary Co., Ltd. , http://www.wflonggang.com
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W&H Cartridge/Bearing of Dental Ceramic Ball Fit High Speed Handpiece
Model NO.: W&H Cartridge/Bearing
Medical Device Regulatory Type: Type 2
Medical Devices Ad. Approval No.: Ysyjxz20132550481
Compatible with W&H: Ceramic Bearing
Trademark: SPTA
Transport Package: 1000piece in 1 Box
Specification: CE
Origin: China
HS Code: 9018499000
Model NO.: W&H Cartridge/Bearing
Medical Device Regulatory Type: Type 2
Medical Devices Ad. Approval No.: Ysyjxz20132550481
Compatible with W&H: Ceramic Bearing
Trademark: SPTA
Transport Package: 1000piece in 1 Box
Specification: CE
Origin: China
HS Code: 9018499000