Delta® MagnaTite® Docking uses a powerful integrated magnet to set your pull-down sprayer precisely into place and hold it there so it stays docked when not in use. Delta kitchen faucets with DIAMOND Seal® Technology perform like new for life with a patented design which reduces leak points, is less hassle to install and lasts twice as long as the industry standard. Kitchen sink faucets with Touch-Clean® Spray Holes allow you to easily wipe away calcium and lime buildup with the touch of a finger. You can install with confidence, knowing that Delta kitchen faucets are Backed by our Recertified 10-year Limited Warranty | Delta® Classic Single Handle Pull-Down Kitchen Faucet (Recertified), Chrome, 19810-DST