Answer:
Cold head and feet; round as a ball; always turning around myself.
I make a loud noise when changing jacket. I become bigger and delicious.
I am two-faced but bear only one. I have no legs but travel widely. Men spill much blood over me. Kings leave their imprint on me. What am I?
I have hands but cannot clap
Many people own a copy of me. Without me the world would fall.
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.