Rohl R7504LMSTN-2 Classic Kitchen Faucet with Pull Down Spray, Satin Nickel Metal lever. Dissimilar ceramic discs for smooth operation and long life. Ceramic disc cartridge Anti-scald device. 1 3/8" hole cutout. 2 1/4" max. installation depth on deck IAPMO compliant double check valve and 1.8 GPM. Requires 2 1/2" clearance from backsplash to center of faucet hole