GGT-01 is crafted with the needs of guitarists in mind, have a comprehensive set of functions in a single, pocket-sized package. Easily fits in your pocket or gig bag for quick adjustments on the go | With nine hex keys, screwdrivers, and a truss rod socket all in one tool. Made from quality materials, this multi-tool is built to last. | No more carrying multiple guitar setup tools. Whether you're tightening screws, adjusting the truss rod, or tuning your instrument, this multi-tool has you covered. | Item Weight: 6.35oz(180g),Item Size: 3.8*1.5*1.1 inches(96*38*28mm)