High Quality Content by WIKIPEDIA articles! The Taurus Millennium series is a product line of double action only (DAO) and single action/double action hammerless, striker-fired, short recoil operated, semi-automatic pistols manufactured by Forjas Taurus S/A (Taurus Forge) in Porto Alegre Brazil. The Millennium line was designed to contend in the civilian concealed carry Firearms market, and to be sold as backup weapons for Law Enforcement officers.