Answer:
I have fangs and enjoy piecing holes with a single bite.
If you have it, you donβt share it. If you share it, you donβt have it. What is it?
I am alive without breath and cold as death. I am never thirsty but always drinking.
In a tunnel of darkness lies a beast or iron. It can only attack when pulled back. What is it?
What goes up a chimney down but can't go down a chimney up?
What did the piece of wood say when he saw the screwdriver and screws approaching?