S STRICTLY KITCHEN + BATH RCORB3030WS-Stainless 16 Gauge 30 in. Butterfly Corner Undermount Workstation Kitchen Sink with Accessories RCORB3030WS-SS - The Home Depot
Ruvati 50/50 Undermount 16-Gauge Stainless Steel 44 in. Corner Butterfly Double Bowl Kitchen Sink RVH8400 - The Home Depot
Source home use cabinet corner stainless steel butterfly sink 32"x22"x10" on m.alibaba.com