How to achieve Ra0.2 of surface roughness on pulley crank shaft of car engine with OD stepped shaft burnishing tool?

How to achieve Ra0.2 of surface roughness on pulley crank shaft of car engine with OD stepped shaft burnishing tool?

The surface roughness achieves Ra0.2μm after rolling burnishing.

How to achieve Ra0.2 of surface roughness on pulley crank shaft of car engine with OD stepped shaft burnishing tool?