Turn the truss rod to the right to tighten it and straighten the neck.
Guitar truss rod allen key size.
13 different size needle files with circular cross section and 9 pcs sand paper for bass ukulele acoustic electric guitar nut slot polish iluiz 3 8 out of 5 stars 501.
Many acoustic guitars use a 5mm gibson s usually use a 5 16 s and fenders usually use a 1 8.
To be safe just get a bunch.
These builders don t drill a hole through the cross strut brace glued under the top between the soundhole and neck block and the curved key lets you reach around the brace to engage the truss rod located in the neck block photo 2.
Turn the truss rod to the left to loosen it and increase the bow of the neck.
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.
Bridges bridge parts.
1 guitar 2 allen key.
Insert the allen wrench into the slot in the truss rod.
10 00 choose options.
Guitar vintage truss rod for two piece neck.
Use the martin guitar allen truss rod wrench to adjust your guitar s neck to achieve the action you desire.
The neck should be almost straight with very slight backwards angle.
Adjust the truss rod with an 1 8 inch allen wrench.
Some manufacturers including larrivée and collings use a long bent hex key to adjust the truss rod.
Guitar vintage truss rod for one piece neck approximately 17 3 4 long.
Size may vary depending on the guitar you are using so it ll be good to have a variety.
Guitar vintage truss rod for two piece neck approximately 17 1 2 long.
Includes a 4 1 2 bent leg.
For adjusting warmoth vintage modern and tiltback bass necks.