Sunflower seed cracker - GIF

Sunflower seed cracker.

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Previously:

https://www.homemadetools.net/forum/...365#post177325
https://www.homemadetools.net/forum/...699#post111306
https://www.homemadetools.net/forum/...601#post166897
https://www.homemadetools.net/forum/...612#post193406
https://www.homemadetools.net/forum/...933#post164204

may I ask the make and type, and if you can see, the principle its working on please

My wife does it with her teeth faster than that thing. She can eat them faster than a bird or squirrel.