But they hold grenades moderately! - What in a magnet should be. Gelle? ;)
In spite of everything, they can be solved, even without "Klitschko forces". * G * (drifting apart, do not pull - funktionuffelt also).
For better understanding:
I pave my fridge at the front with postcards and painted pictures of the recent relationship fully, (at the corners and in places above the other) sideways landing notes.
Conclusion: Small, practical further transported through the metal plate to, and bomb-proof, if you do not want to hang a wet grade Bundeswehr parka. :)
So, I have nothing to complain about.