Not a car thing but what in the world is this??

I have a idea though..

https://www.ebay.com/itm/364655116092?hash=item54e7237f3c:g:cDoAAOSWn8hIkpWD

Everyone needs one in their pocket though??!

 

Make your own:

 

Just a stupid French kitchen tool..

 

Here's a video from HHZPAEK STORE on Amazon about their product in the first link.
It says that this product is NOT AVAILABLE on Amazon.

 

......

 

I've got a utility knife that would do the same job and it can also cut drywall!