With a 1 4 thick fretboard 6 35mm the total depth of the needed cut measured from the top of the fretboard is 17mm.
Truss rod cavity dimensions.
The double action two way truss rod is my preference.
12 1 2 31 75cm length gives plenty of peghead clearance.
For 1 8 4mm 3 16 and 5mm allen nuts.
Some guitars require a more specialized tool.
Whenever i talk about adjusting fender guitar truss rods i try to emphasise the importance of the correct size allen wrench.
If you are doing a thin neck say 19 mm thick in total you are left with a scary 2mm thickness behind the rods adjustment nut.
There is not a standard type or size wrench for all guitar truss rods.
Psf for interior applications.
Truss rod wrenches are made in metric and sae imperial sizes.
Now this applies to any truss rod that uses a hex socket for adjustment but especially really super especially to those guitars with the fender bi flex truss rod.
Psf for exterior applications.
5 allen truss rod wrenches.
Possibilities are hex wrench box wrench nut driver or screwdriver.
Plus a 1 8 bent wrench for tuner clearance on 6 in line pegheads.
There are two rods that i like very much.
Create precision cavities every time.
Finishes dur o wal recommends mill galvanized 10 oz.
You know the one it s adjustment nut is hidden away beneath a wooden walnut dowel and you access.
John levan a writer and guitar repair expert at premier guitar stated i have at least 20.
With this rod i have to rout a cavity that is at least 10 7mm 42.
Plus the control cavity template set for body cavity and cover plate recess also sold separately.
The first truss rod patent was applied for by.
Allow at least 1 16 clearance between both flat sides of the spoke nut and the guitar s neck heel and neck body cutout.
3 8 9 53mm clear acrylic.
Truss rod cavity plugs walnut grooved drilled 2 replace repair and restore genuine fender parts set of two walnut dowels used to plug bi flex truss rod cavity on the headstock of most american and american deluxe series guitars.
One design is the rod from allied lutherie above and also lmi though they are slightly different the overall design is close to the same.
Dur o wal recommends hot dipped galvanized 1 50 oz.
Some are non adjustable but most modern truss rods have a nut at one or both ends that adjusts its tension.
This will prevent the nut from binding on these surfaces as it is adjusted.
The latest version from allied lutherie is really beautiful and very high quality.
Align the templates centerlines with those you drew on your guitar.
The allen ball end also works at an angle for getting into a recessed truss rod access cavity.
Tri rod or double side rod truss should not be used with insulated cavity construction.
Also available in class 1 class 3 or stainless steel.