... Machine tool spindle bearings Agular contact ball bearings High degree of running accuracy GB/T307.1-2005/ ... guarantee delivery time3.Competitive price1. product specification:High super precision angular contact ball bearing(1) precision:P2, P4, P5, P6, P0(2 ... degree, brass cage or nylon cage(5material:Chrome steel: GCr15, GCrSiMn, 100Cr6,100CrMn6, 52100, SUJ2(6) service:OEM services provided2. export ...