A hammer-drill has left a neat 30 mm hole clear through an interior Gyprock (drywall) sheet. I only need a straightforward repair: cut or back-block as required, apply filler, sand smooth, spot-prime and give it a basic patch-and-paint so the blemish no longer draws the eye... (Budget: $30 - $250 AUD, Jobs: Construction, Handyman, Interior Design, Painting)