YUANDA Bearing Rolelrs Limited

needle rollers NRA NRB needle roller for bearings is a roller with a bearings, relative to its diameter, both the thin and long rollers. this i

tapered rollers as an rolling elements for tapered roller bearing. bearings consist of components: inner/outer ring; the cup; the tapered rollers; and

the cylindrical rollers, it is meaning the outer surface is substantially straight and parallel to the axi of the roller. the cylindrical rollers are

the spherical rollers that are thicker in the middle and thinner at the ends, spherical rollers are difficult to produce and thus expensive. we are

semi-convex, the whole convex roller refers to the plane of the axis of the roller, the outer surface of a continuous or discontinuous convex curvatu

we manufacture super miniature diameter super needle rollers, the minimum diameter 0.5mm, and we supply super short cylindrical rollers, such as 0.5*0