Hex Driver Set
5 truss-rod wrenches + magnet detachable solid aluminum handle.
Truss rod wrench is set to cover 4 different major truss rod size.
A magnet is installed in the handle and the wrenches can be replaced easily and quickly.
Truss rod size:
Straight shape: 3/16″(4.76mm)
L shape (from left to right): 1/8″(3.1mm)/4.0mm/5.0mm
L shape long: 5.0mm