Everbilt 5/16 in. Galvanized Bonded Sealing Washers (4-Pieces)

Bonded sealing washers are a single piece metal and neoprene sealing washer. The metal side absorbs the pressure of a nail head or screw while the neoprene side forms a tight water resistant seal. Often used outdoors in metal applications. Rust resistant.4 pieces per packSteel constructionGalvanized finish5/16 in.