How to adjust the diameter of roller burnishing tool?

How to roller burnish large diameter and deep metal blind hole of workpiece with RBT burnishing tool

Rolling processing can not only improve hardness, but also improve some efficiency. It is also more convenient to use. So how do we usually adjust the diameter of roller burnishing tool when we use it?  Measure the diameter of roller burnishing tool with micrometer. Push the calibrated adjusting sleeve in the direction of the handle. At the same time, the diameter of the tool can be adjusted by rotating left and right. Left-handed reduces while right-handed increases. The value of...

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