Drinking and safe water: the kitchen sink faucet made of high quality brass, 100% lead free; Hot and cold water pipes are made with a variety of internationally certified PEX materials, Ensure healthy drinking water Easy to install: The kitchen sink mixer tap uses standard 3/8 ports , all accessories included, easy to assemble, NO plumber needed, save your time and money. The mounting hole: 32-45mm High quality valves: High quality ceramic valves, tested 500,000 times, wear-free and 100% leak-free. As each of our black kitchen faucet has undergone rigorous testing, some water droplets may be present in the product, which is normal 30% Water Saving: Single lever kitchen faucet equipped with a High quality ABS aerator, with this device, the water will come out softer to prevent splashing, no noise, and can save 30% water