Answer:
What has 3 feet but cannot walk?
Halo of water, tongue of wood. Skin of stone, long I've stood. My fingers short reach to the sky. Inside my heart men live and die.
My teeth are sharp, my back is straight, to cut things up it is my fate.
A tree with 5 branches, no leaves and no fruits
My first is in wield, sever bones and marrow. My second is in blade, forged in cold steel. My third is in arbalest, and also in arrows. My fourth is in power, plunged through a shield. My fifth is in honor, and also in vows My last will put an end to it all.
What did the piece of wood say when he saw the screwdriver and screws approaching?