Dental Handpiece Bearing of high precision level P4 (ABEC 7), to be specially usable for various brands of high-speed dental turbine handpieces Material of Bearing Part: Bearing Part MaterialCharacteristics Outer ring Refined Stainless Steel9Cr18Mo (AISI440C)Antirust, Corrosion resistant,Hardness of Freezing TreatmentInner ring Refined Stainless Steel9Cr18Mo (AISI440C)Antirust, Corrosion resistant,Hardness of Freezing TreatmentShield Refined Stainless SteelCorrosion resistant, AntirustBall Refined Stainless SteelAntirust, Corrosion resistantSuper-hard Ceramic Si3N4Abrasion resistant,Corrosion resistantCage Torlon (Polyamide-imide) High strength,Ant-fraying, Self-lubricatingPhenolic (Textolite) High strength,Ant-fraying, Self-lubricating Product Specifications: · Rotating speed 350,000-450,000 rpm, under air-pressure of 200-250Kpa · Working life for about six months under the normal operation · Very less vibration, Very less noise · Antirust, Corrosion resistant · High temperature resistant for disinfection · Conform to RoHS Directive standard · Usable for many brands of High-speed dental turbine handpieces, such as KaVo, NSK, W&H, Bien Air, Midwest, Star, FARO, SIEMENS, Lares, etc. · To Pack carefully into plastic-tube, or sealed plastic-film, then pack into paper box · Could pack well according to customer's requirements Primary Competitive Advantages: · About 14 years manufacturing experience · Leading technology and technique in China · Professional skill, Experienced technical staff · Strict control system, High-quality assurance · Sincere and Considerate service Delivery Details: · Minimum order quantity: 200 pieces · Production ability: 90.000-100.000 pieces per month · Delivery time: within 4-5 days (for the first trial order)