Izinaliti ze-needle roller ziyi-roller bearings ezinama-cylindrical rollers, ngokuhlobene nobubanzi bayo, ama-roller mancane futhi amade.Le roller ibizwa ngokuthi i-needle roller.Nakuba ine-cross-section encane, ukuthwala kusenamandla omthwalo omkhulu, inaliti ene-ro ecolekileyo nende...
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