Hollowing out the ears of the set of the method of use

I bought six pieces, four are different degrees of the market is very common in the kind of curved hollowing out the ear, I am according to their own needs, change the use, the use of the fact that everyone understands;

The remaining two kinds of a similar to the same spring, that is put in around the turn, the ear dirt dragged out, just like the type of fishing cage type of it, to bring out the things, their own use feel the effect is not significant

There is a small thing with three layers, that is to loosen the surrounding those more stubborn, and then use the spring that