Winco Stainless Steel Economy Mixing Bowl, 1 1/2 Quart -- 1 each.Mixing Bowl, 1-1/2 quart, stainless steel. 7-5/8" outer diameter. Mixing Bowl by Winco. WINCO is a manufacturer and worldwide importer of kitchenware and tableware. From cookware to flatware, we are dedicated to provide professional chefs and restaurateurs with quality products and superb services.