18 Gauge Undermount Single Bowl Stainless Steel Kitchen Sink Features . 18 gauge undermount. Type 304 Premium stainless steel. Scratch resistant matte finish. Heavy duty sound absorbent coating padding. Intelli Pressed seamless one piece construction. Mounting hardware included. Flush or 3 16 reveal 2 in 1 cutout template. Complies with ASMEA 112 19 3 2008 CSA B45 4 08 Specifications . Size 33 in . Material Stainless Steel. Gauge 18. Drain Opening Size 3 1 2 . Drain Placement Offset Towards Back. Dimension 32 5 x 18 63 x 9 . Weight 58 lbs