Sponges measre 3 3/
Choose the grit level that's right for your needs:60--course for moderate stripping; ideal for removing old paint, varnish, and clear-coat finishes on wood and metal.150--medium for surface smoothing; ideal for preparing bare wood, metal, and drywall surfaces prior to first coat of finish. In addition, each has been coated to resist clogging and build-up.180--fine for sanding between coats; ideal for preparing freshly coated wood or metal surfaces prior to next coat.