Answer:
They are many and one, they wave and they drum, used to cover a stare, they go with you everywhere.
I am rarely touched but often held and if you are smart you'll use me well.
I have a brother. However much we run we do not reach each other.
I am a nut with a hole. What am I?
You can see me in water, but I never get wet. What am I?
Brings the sky a lot closer.