The tab for "For Whom the Bell Tolls" by Metallica is available for various instruments including bass and guitar. The song is in the key of E minor and is considered intermediate to advanced level for bass, and easy to intermediate level for lead guitar. These tabs come with features such as on- screen finger annotations and band accompaniment, and can be accessed through platforms like Tomplay and Guitar Pro, often requiring a subscription or purchase to view the full score

. If you are looking for the bass tab, it is available as an intermediate/advanced level arrangement with band accompaniment. For guitar, there are easy to intermediate lead guitar tabs with optional voice arrangements

. For detailed and interactive tabs, you can use Tomplay, which offers a 14-day free trial or a paid option to access the full content

. Guitar Pro also provides full score tabs for guitar and bass