Description: Neck wrench specialized to the adjusting hole of the guitar neck relatively deep. Adjust the guitar neck straight,suitable for Martin guitar,regardless of the types. Two way L-shape truss rod adjusment. 4mm ball end. Material: metal. Size Chart: 12.4*7.4cm/4.88*2.91inch Package Includes: 1 x Martin Guitar Wrench Note: This item is compatible only for Martin Guitar. The color might be slight different from the picture due to some factors, such as lighting effect. Please allow slight deviation of measurement for manual measure
