Add：No.718, Weisan Road, industrial park, Andong Town, Hangzhou Bay New Area, Ningbo
The adjustment sleeve can be understood literally and practically. For the sleeve with adjustment effect, the radial specification must be adopted for the mutual coordination of some positions in the roller needle roller. The total number of one or several roller needle production sleeves used on the shaft or other positions is not large. It is used for gap adjustment or precise positioning.