With the MusicNomad Setup Gauge Set, you can check the vital areas of your instrument to perform your own setup. Whether you have an electric, acoustic, classical, or bass guitar, these tools give you the exact specs you need by instrument type, including instructions printed right on the product, taking the guesswork out of each task. The set includes a: truss rod gauge, pick capo, string action gauge, 2 radius gauges, & nut height gauge. Also included is a 24 page instructional booklet and carrying case.