320 Grit Sanding Discs

Serious Grit 320 grit sanding discs are premium film-backed velcro discs designed to fit most 5" and 6" random orbital sanders and polishers with hook and loop backing pads. Our woodturning discs fit any 2" or 3" Velcro sanding pad. This is an extra fine grit, often used either as a final step before applying finish on bare wood or for sanding between coats of finish. It can also be used as a step in the finishing process when working up toward an ultra fine polished finish using higher grits. Cabinet makers and professional finishers use 320 grit sandpaper for leveling finishes in between coats of paint or clear. It helps with flattening the finish and prepping for higher grits with final coats of paint, stain, or other finish work.  Woodworkers also use 320 grit sanding discs on end grain cutting boards or other surfaces when an ultra-smooth finish is desirable prior to applying oil, stain, or other finishes. Because Serious Grit uses a film substrate material in our discs (as oppos