Unmatched versatility in one compact, rugged case. Designed specifically for guitars, this tool set comes with 18 screwdriver bits, 7 hex wrench sizes, plus the Premium Spanner Wrench. Perfect for making adjustments on all your hardware: tuners, jacks, pots, bridges, pickups, tailpieces, string guides, pickguards, tremolos, more. The ergonomic, large handle is made from strong ballistic nylon that won’t scratch or ding your hardware and is engineered for the most popular hex wrench sizes. It can even tighten nuts in sunken pots and recessed jacks such as tele-cups. All neatly stored in a lightweight aluminum case. A must have for every instrument case or work station.