1. The same tool can be used for rolling processing of various tapers, arcs, outer circles, etc.;
2. The surface roughness of the workpiece after rolling is less than Ra0.08;
3. The design of diamond hobbing cutter is flexible, and the Z-small standard inner hole diamond hobbling cutter can penetrate into the 14mm inner hole;
4. Long service life of the diamond hobbing tool, and multiple points on the rotating diamond sphere are available;
5. The diamond rolling knife can squeeze materials with a hardness of HRC60 degrees;
6. The surface hardness of the workpiece is increased by 15-30% after rolling;
7. The wear resistance of the workpiece is increased by 15%;
8. Improve the tightness of parts matching;
9. Improve corrosion resistance;
10. No special equipment is needed, and the cost is low.