I am unsure if you can create a thread with such a small depth on pencil wood, but I don't understand why it couldn't be press fit? Just make the hole a bit sm

I am unsure if you can create a thread with such a small depth on pencil wood, but I don't understand why it couldn't be press fit? Just make the hole a bit smaller so the tip fits snugly inside. Maybe it wouldn't work on cheaper pencils due to cracking?