Graphtech Tusq - 5 String Slotted Bass Nut PQ-1401-00 TUSQ is very easy to sand or file and is very resistant to chipping or flaking. TUSQ nuts provide the best tonal link between your strings and guitar neck. Color: Ivory Thickness: 5/32" (3.58 mm); Length: 1-13/16" (45.8 mm) Height: 9/32" (7.14 mm); First to Last String: 1-7/16" (36.55 mm) Model: PQ-1401-00