Cov kabmob tapered roller feem ntau yog siv los txhawb cov khoom sib xyaw ua ke uas muaj cov khoom radial. Lawv cov khob tuaj yeem sib cais kom yooj yim sib dhos. Thaum lub sijhawm teeb tsa thiab siv, qhov chaw radial thiab axial tuaj yeem hloov kho thiab kev teeb tsa ua ntej tuaj yeem ua tau.
