Allen Key Won T Fit In Truss Rod

Right before you try the hot wrench trick find a flat blade screwdriver that s a bit smaller than 1 8 jam it in there and turn it a few times to dig the gunk out of the hole without chewing up the sides.

Allen key won t fit in truss rod.

Based on those numbers the standard strat bridge key is 1 5mm the truss rod key is 3 16 and the jazz bass bridge key is 1 16. But if your guitar has the original truss rod some squiers take a 3 16 allen key. I ordered some to adjust mine but they won t fit. Tacklife hex key allen wrench set 26 pcs sae metric allen wrench set with long arm ball end 3 64 3 8 in 1 27 10mm heat treated chrome vanadium steel hhw3a 4 6 out of 5 stars 271 13 97 13.

Fender doesn t use any secret special sizes for their hex sockets. The keys are always a few thousandths under the nominal wrench size. It fits well on the sides but won t drop into the recess. That s about 4 75mm so metric keys aren t going to work.

Finish or other gunk can get in there keeping the wrench from engaging. You can adjust the truss rod with a nut located at one end. Click to enlarge photos 133486 133487 the socket is too long for the cutout access to the truss rod adjustment nut. Not every truss rod uses an allen key for adjustment for example taylor guitars need a special phillips head screwdriver and a 1 4 nut driver.

The hole in the truss rod nut is kinda shallow. Hey i got a fender mexican jazz bass somewhat recently and noticed it needed a truss rod adjustment but the allen wrench that came with it wouldn t fit. Different manufacturers put them in different places but they re usually at the headstock under a cap just behind the nut or where the neck joins the body just under. Anyone know what size hex key fits a yamaha pacifica truss rod.

Now that i ve done a lot of homework i am ready to take on my first attempt at adjusting my truss rod but i ve run into this issue before i even get started. I ve been sent 3 16 which is too small and 7 32 which is too big although i ordered them in metric. The neck of most guitars has what s known as a truss rod which is a one or two piece adjustable metal rod that goes down the inside of the center 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.

I ve now tried 6 or 7 allen wrenches but none will fit. That s a silly rumor. The business end of the truss rod is recessed deep within the sound hole. This tool is made for the job.