Rozin Brushed Nickel Single Lever Basin Faucet Creative Design Bathroom Sink Mixer Tap Single Hole Deck Mount,Diameter of hole in sink should be 33mm to 45mm Cold and hot water,with two water supply lines Overall Height:35cm (13.7'');Spout Height:11cm(4.33") 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