Machine tool spindle bearings Agular contact ball bearings High degree of running ... time3.Competitive price1. product specification:High super precision angular contact ball bearing(1) precision:P2, P4, P5, P6 ... 71800 series(4) structure:AC, C, B , with contact angle 25,15,40 degree, brass cage or nylon cage( ... at sight(3) 100% L/C at sight.6.contact information: Joy JiaTel: +86-411-66526196 Fax: + ...