Types of fork and knife's polishing and various differences

Polishing type:

Hand polishing: manual polishing (also known as vibration polishing, or water polishing)
Machine polishing: including hemp wheel polishing and mirror polishing.

Tumble polish

The object surface is polished by using the characteristics of water flow.
The surface is not 100% smooth. Compared with other polishing processes, the surface of this process is rough.