Vender GBW 5mm Ball End Guitar Truss Rod Tool Allen Wrench for Martin Acoustic Guitar HOT al mejor precio

100% Brand new and high quality 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: Stainless Steel Size: 12.3 cm long and 12.3 cm wide Color: Silver Hex size: 5mm Package Includes: 1 x Guitar Wrench