Mop service sink. Center waste location. 16 gauge (1.5mm), type 316 (EN1.4401 17/12/2) stainless steel. Polished #4 satin finish. Radius coved bowl corners. Integral splashguard right and rear sides. Undercoated to reduce condensation and resonance. One piece wall hangers. Includes 2" IPS grid shower drain. Certified to ASME A112.19.3-2008 / CSA B45.4-08. Please allow 4 weeks for delivery.