For drywall sanding, you'll need a hand sander, a package of 150-grit drywall sanding paper that's precut to fit your sander, and a sanding sponge for corners and detail sanding. You'll also need ...

Sandpaper that's 24- or 36-grit is used mainly for sanding down hardwood floors in tandem with a drum sander. Paper this coarse is typically the very first step in sanding and smoothing out ...