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Description
The Martin truss rod wrench features premium materials for professional-grade instrument setup. Its ergonomic design ensures proper truss rod adjustment on all your prized instruments.
- Precision ball end tip for easy fit
- Ergonomic handle
- 4mm, Item # 18TOOL32
The 4mm truss rod wrench can be used on the DSS and OMSS, Modern Deluxe Series, and SC-13E guitars (except for the DSS-17 and other Martin models which are 5mm).