Blanco 515823 16-Inch Precision R10 Super Single Bowl Undermount Sink, Stainless Steel Precision 16 inch designs maximize the sinks functionality while protecting the integrity of your precious stone Countertops Drain not included 10 millimeter bowl radius Required outside cabinet: 36 inch Cutout size: template provided with approximate 1/8 inch reveal 18-Gauge stainless steel Bowl depth 10-Inch Outside dimensions 32 inches by 18 inches Undermount sink Drain width 3-1/2 inches