The Danco 1-3/4 inch Kitchen Sink Hole Cover is used to cover unsightly holes in the sink when the spray head or soap dispenser is not in use. This sink hole plug features a 3 inch threaded shank design and a 1-3/4 inch O.D. flange cover that requires no tools to install (only silicone caulk is needed to create a watertight seal). The design of this faucet hole cover fits most standard size kitchen sink holes. The stylish finish will compliment your existing fixtures and the durable plastic construction is resistant to rust providing a long last performance.