Undermount kitchen sink measures 30 x 16.25 x 9 inches deep and has 3 1/2 inch drain openings. Each bowl measrues 14.5 inches x 16.25 inches. This sink does not have faucet drillings. Made of T-304 18 gauge stainless steel, padded, undercoated and sound proofed. Drain holes are inoffset position. Template and mounting hardware included. Basket strainers sold seperately. True 18 gauge one piece construction. Installers: .dwg and .dxf files available!