Product name: R144 Series High Revolution Dental Bearing
Model No: SR144TLKZNW
Specification: 3.175mm*6.350mm*2.780mm*6mm(step)
Rotating speed: 350,000-420,000RPM, under air-pressure of 200-250Kpa
Usage: used for many brands of High-speed dental drills,  such as KaVo,
            NSK, W&H, Bien Air, Midwest, Star, Sirona, Dabi Atlante, Lares, etc.

Rings: AISI 440C,stainless steel for inner ring and outer ring
Balls: Si3N4 Ceramic balls or AISI440C stainless steel balls(Optional)
Retainers(cages):Torlon PAI
Term of payment: T/T,western union
Port of shipment: Ningbo, Shanghai or negotiable
Rotating speed 350,000-450,000 rpm, under air-pressure of 200-250Kpa
· Working life for about six months under the normal operation
· Super low vibration,super low noise, Antirust, Corrosion resistant
· High temperature resistant for disinfection