Faucet Plate. Try a chrome Faucet Plate Cover. Want to use a single hole faucet on a sink with multiple holes? Cover sink holes with a faucet cover plate. Measures 5 5/8 in. W x 2 1/4 in. H x 1 1/2 in. hole diameter x 3/16 inches thick. Comes with non-scratch foam backing for secure installation.