Machine Head is an American metal band from Oakland, California. The band was formed in 1991 by vocalist/guitarist Robb ...

Machine Head is an American metal band from Oakland, California. The band was formed in 1991 by vocalist/guitarist Robb Flynn and bassist Adam Duce. The band's aggressive musicianship made it one of the pioneering bands in the new wave of American heavy metal, and it is also considered to be part of the second wave of ...