He is best known as the drummer and co-producer of the group Death Grips and math rock band Hella .
Zachary Charles Hill ( born December 28 , 1979 ) is an American multi-instrumentalist and visual artist .
Zachary Charles Hill is best known as the drummer and co-producer of the group Death Grips and math rock band Hella .
Zachary Charles Hill ( born December 28 , 1979 ) is an American multi-instrumentalist and visual artist .