Rozin Bathroom Waterfall Sink Faucet Single Handle Vanity Basin Mixer Tap Brushed Nickel Single Hole Deck Mount,Diameter of hole in sink should be 33mm to 45mm Cold and hot water,with two water supply lines and mounting fittings Waterfall Spout,single lever on/off handle,easy to control water temperature If you need a sink drain,refer to item(ASIN): B00MBEERSY Rozin provides any replacement in future use,so contact unhesitatingly once you have any problem