Blanco 518169 1-3/4 Quatrus Bowl 18-gauge, 304 series stainless steel Design allows for easy installation in standard 25-in countertop Satin finish Rear drain placement Sound deadening pads No detail has been left unturned in our newest design, BLANCO QUATRUS Bowl Depth: 9-Inch/9-Inch, Required outside cabinet: 36-Inch Cutout Size: Template provided with approximate 1/8-Inch reveal, 304 Series Stainless Steel 18 Gauge Stainless Steel, 18/10 Chrome-Nickel Content Satin Finish