Fender Custom Shop Acoustic Guitar Tool Kit by CruzTools Contains all the basics for most minor adjustments, including a 5-in-1 screwdriver with a special 4mm hex adapter for truss rod adjustment, telescopic inspection mirror, ruler, diagonal cutter, capo, feeler gauges, and a string winder The same high-quality setup tools used by the pros Everything is stored in a convenient polyester pouch that fits easily in your case or gig bag Limited lifetime warranty