Tool has rolled out some visual teasers as speculation about the arrival of the band’s long-awaited new album heats up. The teasers feature new 3D visuals but no music, with one available only to members of the Tool Army fan club, and the other appearing on the homepage of the band’s official website Last weekend, Tool drummer Danny Carey indicated to fans at a convention that the quartet’s first new LP in 13 years was arriving in April.