18 gauge type 304 stainless steel sinktop with integral bowls Bowls and fan-pitched integral drainboards seamlessly formed from nickel bearing stainless steel All exposed surfaces hand-blended to a lustrous highlighted Lustertone® satin finish Designed for use with standard size base cabinets and combinations-for tough durable counter topping Bowl Depth 7-1/2 in Coved Corners 1-3/4 in radius Sinktop Thickness 1-1/2 in Backsplash 4 in high full length 1/4 in coved corner Outside edge of sink and drainboards have a 5/32 in raised rim Drain Opening 3-1/2 in Underside is fully undercoated Each unit has wood mounting strips attached to underside for fastening top to cabinet Note Faucet not included Sink only - Buy Now or get More Info on Elkay Kitchen - Click Here To Order