Flabby Tool (Key-Chain)

I just needed to design a chain, and I came up with this funny idea.
I do not know any practical application of this (I do not even know what to call it) product. Well, unless it's possible to give some would-be master crooked hands. Let's say you took the car from the service station, and it immediately broke down again. In this case, it is necessary to award such a prize. Well, or at worst, it can be printed in miniature size and hung as a keychain on the keys.
By the way, if someone only needs a chain, I have attached the source file for Fusion 360