XiYuaYE WS3-469 Single Sided Combination Wrench  (Pack of 1)

For Martin and Most Acoustic Guitar Two way L-shape truss rod adjustment 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, the piano body shall be general Material: Metal Colour:Black Size:5MM Specifications: Style: 5mm Ball End Size: 12.5*7.5cm/ 5.9 * 1.77 inch Package Contents: 1 x Guitar Truss Rod Wrench Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.