C32 Find Material

Hearing Chu Dong's words, Mu Mu didn't show the slightest bit of displeasure on his face. Instead, he excitedly took another bull's horn from the ground to grind on the side.

"Don't grind it too thin or too thick. It's about the thickness of a thumb."

Of course, Chu Dong was talking about their thumbs up!

While they were grinding the horns, Chu Dong started to think