 The latter differ from standard M-IIs in that they feature Hammett's signature inlays, art, separate volume controls, a tone control, and a flatter fretboard radius (~12" for the standard and ~16" for the KH-2).His two most well-known guitars are M-IIs, which he has named "the Mummy" and the "Ouija" due to their distinctive graphics.The artwork featured on the "Mummy-II" has been copyrighted.