Tool is an American rock band formed in 1990, blending elements of progressive metal, art rock and psychedelic rock. Their current label is RCA Records, and their key albums include Undertow (1993), Ænima (1996), Lateralus (2001) and 10,000 Days (2006). Their latest album Fear Inoculum was released in 2019 and won the Grammy Award for Best Metal Performance.