Fender's Guitar & Bass Multi-Tool is a 14-in-1 compact tool designed for use with Fender guitar/bass models. This took can also be used with virtually any other make or model. Its one-piece body allows for ease of use and rotation while the included truss rod size hex wrenches are ball end for easy access. Featuring inch and metric sizing, this multi-tool serves as a toolbox in your pocket, providing maximum functionality for all your instrument repair and tech work needs.