Whitehaus Collection offers this King Solomon Hammered Copper Undermount Kitchen Sink made from 32 ounce red copper which is equal to or better than 16 gauge. Has a 3-1/2'' rear center drain. The kitchen sink faucet shown sold separately. Mounting hardware not included with this kitchen sink. THIS IS A SPECIAL ORDER ITEM AND IS NOT RETURNABLE. Inside dimensions: 30'' x 19'' x 10''; outside dimensions: 32'' x 21'' x 10''. Click here for sink schematic (Requires Adobe Acrobat Reader).Please note: Each copper kitchen sink is handmade and no two are alike, therefore, adjustments in cabinet size may be necessary. Also note: Even though these sinks are slightly pitched, water may not drain completely. It is recommmended to wipe out the sink after use. SHIPPING IS INCLUDED IN THE PRICE for continental US only. Contact us for foreign shipping cost.Important: Please inspect the item within 24 hours of receipt for completeness and damage. Call us toll free at 877.868.1369 if there are any problems. WARRANTY: Whitehaus Collection products carry a full warranty against defects and workmanship for a period of five years from the date of purchase.