Never paint the dash. In the car.
Dye it. Out of the car.
My advice: A long 1/4" extension... like an 18", 10mm socket, 1/4" ratchet, screwdrivers, a cordless drill(I had an 18v, so it went quick), and a drill chuck>1/4" adapter.
Whatever size the steering column bolts are... there's two...