D'Addario Guitar Bass Multi-ToolThe D'Addario guitar & bass multi tool is a great little accessory to have in your case. It has seven hex wrenches in both US & metric sizes as well as Phillips & slotted head screwdrivers. This 10-in-1
tool provides all the tools needed for most standard instrument
adjustments. At home, in the studio, or on the road, this multi-tool is a must.