Get your guitar or bass ready for the gig with the Hex Key Multi-Tool, featuring all the keys you need for quick tweaks and adjustments and even full setups. Packed inside of its body are nine hex keys, two Phillips screwdrivers, one flathead screwdriver, and a truss rod socket. The whole package is finely made from high-quality materials and fits right in your pocket or gig bag. Contains: Hex 1.5mm Hex .05" Hex 1/16" Hex 2mm Hex 1/8" Hex 2.5mm Hex 3mm Hex 3/16" Hex 4mm Phillips #1 Phillips #2 Flathead 2.5mm Truss rod socket 5/16"