KOHLER 597-VS Simplice Kitchen Faucet, one-Size, Vibrant Stainless Three-function pull-down sprayhead with touch-control allows you to switch from stream to Sweep Spray Boost Technology. 1.5 gpm (gallons per minute) maximum flow rate at 60 psi. Boost Technology increases the flow rate by 30% with the press of a button. Single handle is simple to use and makes adjusting water temperature easy. High-arch gooseneck spout and 360-degree spout rotation offer superior clearance for filling pots and cleaning.