Kettlerow.net

Grit Range Description Common Uses
40-60 Coarse Heavy material removal, removing old paint or varnish, rough shaping of wood.
80-120 Medium General sanding, smoothing surfaces, removing smaller imperfections.
150-180 Fine Finer sanding, smoothing of wood grain, preparation for painting or staining.
220-240 Very Fine Final finishing touches, sanding between coats of paint or varnish.
320+ Extra Fine Very fine finishes, polishing, sanding between coats of finish for a smooth texture.