Rozin Brushed Nickel Finish Bathroom Sink Faucet Waterfall Spout Deck Mount Mixer Tap Single Hole Deck Mount,Diameter of hole in sink should be 33mm to 45mm Cold and hot water,with two water lines Overall Height:20cm(7.8"),Spout Height:12.5cm(4.9"),Spout Reach:10.5cm(4.1") If you need a sink drain,refer to the ASIN:B00NNISCQU Rozin provides any replacement in future use,so contact unhesitatingly once you have any problem