Nantucket Sinks NS3120 31-Inch Double Bowl Self Rimming Stainless Steel Drop in Kitchen Sink Exterior Dimensions: 31.5" x 21" Interior Dimensions: L/18.5" x 17" S/16" x 10.375" Bowl Depth: L/9" S/7" Bottom Grids Available (BG3121L and BG3121S) Single Faucet Hole 18 Gauge 304 Stainless Steel