Metal Ball End Guitar Truss Rod Tool 4mm/5mm Regular Hex Wrench Truss Rod Acoustic Guitar Wrench

Label:Yes Suitable for Martin Martin all models and some brands of folk classical acoustic guitar use Brand new and high quality! Name: Allen Wrench Function: Martin adjustable spanner, adjust the guitar neck straight Material: Metal Size: 12.5*7.5cm(4.92*2.95in) Diameter: Approx. 4 or 5mm(0.20in) / 0.2in Color: Silver, Black

Package included:1Pcs Allen Wrench

Notes: Please allow 0-3cm(0.00-1.18in) error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!