Blanco 441223 Diamond Equal Double Bowl Silgranit II Sink, Biscotti Drains not included Required outside cabinet: 36'' Cutout size: template provided with approximate 1/8'' reveal 80% solid granite Heat resistant up to 536f 80-percent rock hard granite Bowl depth 9-1/2-Inch and 9 1/2-Inch Outside dimensions 32 inches by 19 1/4 inches Biscotti Drain width 3-1/2 inches