Etching grater will be sharp than normal grater, this is kind of grater can be use to cut vegetable, it can help the vegetable keep watering n nitration during cutting.
The shape of grater similar like a food container when you cut food, once finish cut the food, you can move the cover at bottom of grater.
The two side grater combine by two different n popular blade function, one is coarse, another is fine, you can choose different function to cut food according you requested. And also the blade can be moved, it will be easy clearly. You can find way how to move the blade.