Valli Steel Industries Pvt. Ltd. Manufactures Stainless Steel 760mm x 460mm Single Bowl with Veg Bowl Sink under the name Opel. Valli Steel Industries Pvt. Ltd is an ISO 9001-2000 certified company. This Stainless Steel 760mm x 460mm Single Bowl with Veg Bowl Sink is a kitchen sink that has the bowl size 445mm x 370mm x 155mm.