Description: 9mm Two Way Two Course Guitar Truss Rod Adjustment Tool. High quality and testing is fine. Two way or two course rod type. Total length is 420mm rod for making or repairs. Material: Steel Size Chart: Rod head Outside diameter: Approx. 9mm/0.35inch Inside diameter: Approx. 5mm/0.20inch Package Includes: 1 Piece Two Way Guitar Truss Rod 1 Piece Allen Wrench
