Whitehaus WHNEDB3118-BSS Noah's Collection 31-3/8-Inch Double Equal Bowl Undermount Kitchen Sink, Brushed Stainless Steel 18 gauge, 304 series Stainless Steel 18/8 Chrome and Nickel Content Full undercoat under sound deadening pads 3 1/2 inch rear center drain opening Includes mounting hardware and a template Matching grid WHN3318LG, whn3318sg Brushed Stainless Steel Finish 18 Gauge, 304 Series Stainless Steel 18/8 Chrome-to-Nickel Content Full Undercoat Under Sound Deadening Pads 3 1/2-Inch Rear Center Drain Opening