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: Black * Thickness: 3/16" (4.75 mm); Length: 1-3/4" (44.83 mm) * Height: 11/32" (8.84 mm); First to Last String: 1-7/16" (36.45 mm) * Model: PT-1400-00