As with most remodeling tasks, having the right tools is the key to a top-notch job. For drywall sanding, you'll need a hand sander, a package of 150-grit drywall sanding paper that's precut to ...

A drywall knife slid over the surface should not ... Once the compound dries (allow 24 hours), sand the layer of compound using fine-grit sandpaper until it’s smooth and flush with the wall.

Small holes in drywall can typically be repaired in under an hour, including dry time and sanding time. Medium-sized holes may take a bit longer, especially if an additional layer of drywall mud ...