Soundhole Truss Rod Wrench - 4mm
Specially designed drivers to make truss rod adjustment simple and quick
Specially designed drivers to make truss rod adjustment simple and quick
GrooveTech 4mm Truss Rod Wrench
GrooveTech's Truss Rod Wrenches make acoustic guitar truss rod adjustment simple and quick, with two sizes available to cover most makes and models (order SKU# 29525 for 5mm variant).
Both drivers have oversized handles with extra-long shafts for a sure grip and easy use.