Rozin Bathroom Swivel Spout Basin Faucet Single Hole Deck Mount Vanity Mixer Tap Oil Rubbed Bronze Single Hole Deck Mount,Diameter of hole in sink should be 33mm to 45mm Cold and hot water,with two water lines,complete with mounting fittings Single lever on/off operation,easy to control water temperature If you need a sink drain,refer to item(ASIN): B00GZID50I Rozin provides any replacement in future use,so contact unhesitatingly once you have any problem