What year is your guitar.
Martin guitar truss rod adjustment tool.
Find the right truss rod wrench size needed in a database of over 75 guitar and bass brands including fender prs gibson martin ibanez taylor jackson takamine schecter yamaha breedlove and many more.
Includes a 4 1 2 bent leg.
Use the martin guitar allen truss rod wrench to adjust your guitar s neck to achieve the action you desire.
4 9 out of 5 stars 89 8 99.
That one sits right at the edge of the dovetail so it takes a 4 5 long wrench to reach it.
The older 1 way rod is just past the 1 cross brace.