Counter tops are fabricated from 16 gauge (.060″) 300 series stainless steel. The underside is reinforced with channels and coated with sound deadening mastic, sink included. Marine edges are provided for counter tops containing sinks. Sinks are fabricated (not drawn) from 16 gauge (.06″) 300 series stainless steel with a 5/8″ cove corner, laser etched gallon markings, positive pitch towards drain, and are integrally welded to top. A 4″ backsplash is standard with optional side splashes. Please consult MAC Medical for custom sizes meeting any and all architectural requirements. Counter tops are fabricated in one piece where design and materials permit.