... for machine tool. In addition, the sealed type of this series, which offers longer service life and ... rotation 2. X type bearing, which is made of SHX steel developed by NSK, offers long service ... type has been extended. Robust series, Spinshot II of Ultra High-Speed Angular Contact Ball Bearings with ... efforts on optimizing the oil-air lubrication system of this bearing.Features:1. Achieves 40,000 min ...