Answer:
A type of hammer that brings a room to order.
Though blind as well, can lead the blind well.
Walk on the living, they donโt even mumble, Walk on the dead, they mutter and grumble. What are they?
What can be seen but never found that only hides in the unwound?
What holds names and memories which are not its own?
Black we are and much admired. Many seek us if they are tired. We tire the horse, and comfort man, and turn White when we've fulfilled your plan.