Motograter is an American nu metal band. They are known for their homemade "motograter" instrument - designed with industrial cable and guitar pieces - as a substitute for the traditional bass guitar. The band is also known for painting themselves before concerts.
History
Motograter was founded in 1995 by Bruce Butler aka Grater. The band was originally a tribal group that experimented with hardcore screams and sampling. In 1999, they became more of a rock styled band, and began to use guitar samples before adding a proper guitarist. Read more on Last.fm