Insert the allen wrench into the slot in the truss rod.
Guitar truss rod allen key size.
Includes a 4 1 2 bent leg.
Some manufacturers including larrivée and collings use a long bent hex key to adjust the truss rod.
Hex wrench 5 32 wrench 5 32in.
Many acoustic guitars use a 5mm gibson s usually use a 5 16 s and fenders usually use a 1 8.
Adjust the truss rod with an 1 8 inch allen wrench.
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.
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.
The neck should be almost straight with very slight backwards angle.
Vencetmat 9pcs guitar allen wrench set 1 5mm 2mm 2 5mm 3mm 4mm 5mm 1 20in 1 8in 3 16in fit for most acoustic electric guitar bass neck truss rod knobs bridge nut locking adjustment 4 4 out of 5 stars 43.
Use the martin guitar allen truss rod wrench to adjust your guitar s neck to achieve the action you desire.
1 guitar 2 allen key.
To be safe just get a bunch.
Bridges bridge parts.
10 00 choose options.
Turn the truss rod to the left to loosen it and increase the bow of the neck.
Turn the truss rod to the right to tighten it and straighten the neck.
Guitar vintage truss rod for two piece neck approximately 17 1 2 long.
Size may vary depending on the guitar you are using so it ll be good to have a variety.
For adjusting warmoth vintage modern and tiltback bass necks.
Guitar vintage truss rod for one piece neck approximately 17 3 4 long.