3M 99438 Sanding Screen, 11 in L, 4-3/16 in W, 120 Grit, Silicone Carbide Abrasive, Cloth Backing Flat Corner Irons C or 500 deg

C or 500 deg

Bulls-Eye Shellac is recommended for application to interior walls

The biggest little tool you will ever use

The sheet metal duct is packed flat with an open seam so it can easily be cut to the length needed for the specific installation

eight or 12 sided nuts

3M 99438 Sanding Screen, 11 in L, 4-3/16 in W, 120 Grit, Silicone Carbide Abrasive, Cloth Backing Flat Corner Irons C or 500 degDie cut to fit most drywall sanding tools. Designed for sanding drywall joints, patching compounds and plaster to a fine finish. Also used on wood, metal, plastic and painted surfaces. Sharp silicon carbide abrasive lasts long, cuts fast. Open mesh cloth backing reduces loading and allows use of both sides. Rinse to reuse. Packaging strong enough to use as storage container for unused sheets.