Instrumental Duet Cello,Instrumental Duet,Violin - Level 3 - Digital Download SKU: A0.759262 By Tool. By Adam Jones, Daniel Carey, Justin Chancellor, and Maynard James Keenan. Arranged by Tim Olt. Metal. Score and parts. 4 pages. Olt Music #6047895. Published by Olt Music (A0.759262). This tune by Tool makes for an interesting duet.