Strong, but light weight aluminum base, strongly bonded rubber pad, wing nuts tighten sand paper clamps. Male threaded swivel head allows you to reach all corners. 9-3/8" x 3-1/4" Comes with 4 ft. handle Strong, but light weight aluminum base, strongly bonded rubber pad, wing nuts tighten sand paper clamps Male threaded swivel head allows you to reach all corners For use with wash replacement 4 wood pole (not included).