The tines break the egg shell and pull the "bowl head" from, bald arises.
The hole diameter is exactly 3 cm, as wide as a standard teaspoon.
So the teaspoon just fits in the hole, you can not make any hectic movements. From "ausscharben" of Eiinneren presents itself as a challenge every little Fehlfühung spoon could drop shell fragments with the egg. The pull of the spoon is then the icing on the cake. Gray hair preprogrammed!
Pro Egg can there ever need 5min.
Tip: a Eilöffel use (less than a teaspoon), who anyway such spoon has can set this shaver, otherwise if I do not recommend the purchase!