Kingston Brass NS8790DKLSP Water Onyx  8 inch Centerset Kitchen Faucet with Lever Handle and Matching Side Sprayer, Black Stainless Steel High Quality Brass Construction Lifetime drip free ceramic cartridge 8-Inch center set 3-hole installation with additional hole for sprayer Max 1.8 GPM/6.8 LPM Water Flow Rate At 60 PSI (ASME standard) Compliant with California Energy Commission Title 20