The Vintage IMPERIAL BRASS MFG. CO. - CHICAGO Complete Flairing Tool Set from the 1930s-40s is a rare and valuable find for anyone interested in pipe tools and light equipment. This set likely includes a variety of flaring tools needed for creating flared fittings on pipes, making it a practical and essential set for professionals or hobbyists working with pipes during that era. The inclusion of the Imperial Brass MFG. Co. from Chicago adds a touch of historical significance to the set, making it a unique and sought-after collector's item for vintage tools.