"Dimension: 32-1/4"" x 18-1/2"" x 9"" Bowl Side: 14-1/2"" x 16-1/2"" x 9"" 18-Gauge ( 1.2mm think ) Certified and Listed by cUPC Premium T-304 Stainless Steel Construction Sound Insulated with Thick Rubber Dampening Pads & Stone Guard Undercoating Non-Porous Corrosion-Resistant Surface Commercial-Grade Satin Finish Scratch and Stain-Resistant Non-Porous Corrosion-Resistant Surface Commercial-Grade Satin Finish Scratch and Stain-Resistant Extra-Deep Basin Design Standard 3.5"" Drain Opening Gently Rounded Corners for Easy Maintenance All Mounting Hardware Included installation type: Undermount sink cutout template: included minimum cabinet size: 36 in drain opening: 3.5 in drain position: Rear number of faucet holes: 0"CHENX