Detailed Product Description
STH High-speed Dental Bearing R21, R21W

Product Specifications:
·Bearing structure: Flanged, open type with no shield
·Bearing with Steel balls and Ceramic balls to supply available
·Bearing dimension: 3.175x6.350x2.380mm, 3.175x6.350x2.779mm

·Rotating speed 350.000-450.000 rpm under air-pressure of 200-250Kpa
·Working life for about six months assurance under the normal operation 
·Tolerance grade High precision level ABEC 7 (P4)
·Super-low noise and Super-low vibration
·Perfectly application for high-speed dental turbine handpieces
of NSK, Midwest, Dabi Atlante, Faro, A-dec, Castellini, Kinetic, etc.

Conventional Packing:
·Pack 20 pieces carefully into plastic-tube, then pack 100 pieces into paper-box
·Pack individual piece into sealed plastic-film, then pack into paper box
·Could pack well according to customer's special requirements

Delivery Details:
·Minimum order quantity: 300 pieces totally
·Delivery time: within 7 workdays (for the first small order)