Spirit Tales general discussion

So I wanted to make a staff, and I'm probably just being completely retarded, but I needed an item that needed to be extracted from a level 15 staff.
>Buys item grinder
>tries to use on level 15 staff
>"this item cannot be recycled"

da fuq o.o~?

To grind a weapon into a core, it needs to be a crafted weapon itself. So you then create a chain of cores. I hope that makes sense.