Function: Made of steel material, super sturdy and durable, not easy to break. L-shaped truss rod for sound hole insertion and neck adjustment. There is a groove on the end of the handshake for easy pressure and can also be attached to the wrench handle. It is designed relatively deep in the guitar neck adjustment hole. Aligns the guitar neck for Martin guitars.
Specifications:
Condition: 100% Brand New
Material: Steel
Weight: Approx. 1.5-2.3 oz (42-66 g)
Length: Approx. 75 + 126mm/3.0 + 5.0in
Diameter: approx. 4 or 5mm/0.2in
Optional Type: Black 4mm, Silver 5mm, Black 5mm
Package List:
2 x Guitar Wrench.
Other terms in the picture are not included.