Blanco 515638 Precision R10 Bar Sink, Stainless Steel,Blanco,515638" /> 18-Gauge, 304 Series Stainless Steel Required cabinet size is 21 inch Undermount clips are provided, drain is not included Sound-deadening insulation Limited lifetime warranty 18-Gauge stainless steel Bowl depth 8-Inch Outside dimensions 17 inches by 17 inches Undermount sink Drain width 3-1/2 inches