Machine Head is an American metal band, formed in 1992 in Oakland, California. Founded by former Vio-Lence guitarist Robert Flynn and Adam Duce, and has had 4 personnel changes since its inception. Machine Head is one of the pioneering bands in the New Wave of American Heavy Metal. The current lineup of the band comprises of: Robb Flynn – Lead Vocals, Guitars Dave McClain – Drums Phil Demmel – Lead Guitar Jared MacEachern – Bass, Vocals