1.Meterial:GCr15 2.High speed, less friction 3.Sample: Available 4.High Precision Roller Bearing, ... Taper Bearing, Tapered Roller Bearing:1.Less coefficient of friction, High limiting speed, Large size range, Variations of ... Due to qualitatively machined surfaces, the level of friction and noise has been reduced to minimum Their construction ... REASONABLE PRICE QC TAPER ROLLER BEARING HM880810/10