Nut Graph Tech PQ-6225-00 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: 1/4" (6.3 mm); Length: 1-5/8" (41.27 mm) Height: 5/16" (8.23 mm); First to Last String: 1-3/8" (34.95 mm) Model: PQ-6225-00