Keeney’s stainless steel commercial sink strainers are designed for use in commercial fixtures in medical, educational, lodging, and food service environments. Commercial type 304 stainless steel sink strainers feature brass shanks, “long shank style” brass nuts, a vandal resistant grid top, and red thermoplastic elastomer (TPE) basin and tailpiece washers. These features offer extended life expectancy in commercial fixtures. You can install with confidence knowing Keeney stands by this product with a Limited Warranty.