Constructed from solid brass and available in several finishes that pair with our kitchen faucets, our Kitchen Sink Drain fits a standard 3-1/2" drain opening and features a handy basket strainer, for a solution that's both stylish and functional.Designed in collaboration with Watermark, a plumbing mainstay of Brooklyn, NY for over 30 years, our collection of timeless solid-brass fixtures are manufactured, assembled, and finished in Watermark's Brooklyn Factory.