1. A Guitar Tuner
A guitar tuner is a must have tool. Handy for everyday use and absolutely necessary for calibrating exact intonation on guitar or bass. if you’re using it strictly for intonation purposes, spend the money on a good one – it’s well worth it.
2. A Guitar Capo
A guitar capo used intelligently for setups is like having a third hand. It can be used mid way up the neck while you thread the string post on Bigsby fitted instruments, or at the nut to keep loose strings organized.
3. A String Winder
For an inexpensive item, a string winder magnificent at saving your wrist and your valuable time. Tip: on cheaper models, put a metal washer between the key holder and handle, and use a wood screw to hold it all together. It’ll last for decades!
4. A Small Straight Edge
A small straight edge is great for checking short sections of neck straightness, plus finding problematic frets that may be too high or low. What your eyes miss, this tool will see no problem.
5. Guitar Neck Support
A guitar neck support is a key investment as it keeps the neck and headstock safe by elevating it off the work surface. Plus it gives you room to work around the tuners and such. Make sure the material in the cradle that rests directly against the neck is clean at all times.
6. Guitar Body Mat
A good guitar mat keeps the guitar body protected from an underlying hard surfaces and from getting scratched by debris. Fibrous materials will get contaminated with sharp edges and eventually cause problems. Therefor it’s extremely important they be made of material that releases dirt and cast-off junk easily.
7. Super Fine Sandpaper
For all kinds of guitar-suited purposes, super fine sandpaper is great for polishing frets and other metal guitar parts to a new shine. Used in the proper grade sequence and with proper technique, it’s great for minor finish touch-ups.
8. Needle Nose Pliers
Again, one of those must-have tools for wrangling small parts and getting into tight spaces where your fat fingers can’t. Needle nose pliers are a great tool for all sorts of fine guitar setup tasks.
9. Side Cutters
From chopping off fresh string ends to dispatching any kind of continuous wire that needs to be removed, side cutters are a super handy tool for general use around the guitar. A much better alternative to the kitchen scissors!
10. A Nut File Set
A must-have set of small files for finessing guitar nuts and saddles. Better tools = better results. A single file designed to cut one gauge only is worth its weight in gold. Tip: new nut files can have a lot of “bite” which can lead to chipping or binding with harder materials.
11. A 1/8″ Flat Head Screwdriver
A 1/8″ flathead screwdriver is particularly useful on vintage instruments and reissues with fine slot screws. It also comes in handy when small phillips screws are degraded, the right angle edges of the blade provide a good bite when extracting worn out screws.
12. A 3/16″ Flat Head Screwdriver
The 3/16″ flat head screwdriver is great for general use around the guitar, especially tuner button screws, pickup pole pieces and tune-o-matic bridge intonation adjustment screws. As a rule, any screwdriver with a proper temper will work way better than it’s less expensive alternative.
13. A 5/16″ Flat Head Screwdriver
For stop tailpiece screws and other large slot head screws that need adjustment around the guitar, the 5/16″ size flat head screwdriver is a the tool for job. Tip: it also makes a convenient lever for raising Les Paul bridges when the thumbwheels are sticky – make sure you use appropriate cautions against scratching!
14. A #1 Phillips Screwdriver
The #1 Phillips screwdriver is ideal for dealing with fine Phillips head screws commonly found around truss rod covers, pickup surrounds, pickup height screws, control plates, pickguard screws etc.
15. A #3 Phillips Screwdriver
The #3 Phillips screwdriver is absolutely necessary for things like large neckplate screws and other beefy torque-able items like strap button screws.
16. A 5/16″ Nut Driver
A 5/16″ nut driver is a must-have for adjusting Gibson style truss rod nuts. Deep sockets can work, but they can also be oversized as they often bind against the narrowly milled pockets of some brands.
17. An Allen Wrench Set:
A typical guitar friendly set of Allen keys will include 1.5mm, 3mm, 4mm 5mm, .050″, 1/8″, 3/16″,1/4″ and will satisfy the vast majority your guitar setup and adjustment needs.
18. Guitar Radius Gauges
A set of radius gauges is essential in fine tuning your guitar’s action. Matching your string radius to the fretboard helps create the perfect balance of playability.
19. A Small Adjustable Wrench
As it replaces a host of individual wrench sizes, a small adjustable wrench is ideal for tightening metal nuts such as the input jack or threaded tuner bushings – regardless of imperial or metric sizing.
20. A Utility Hand File
From squaring up nut surfaces and saddle bottoms, to smoothing out sharp fret ends, a simple utility hand file with the right cut will accomplish a host of necessary jobs by milling down parts of all kinds around the guitar.
21. Soldering Iron & Solder
If you’re working on electric guitars of any kind, a good soldering iron is an absolute necessity for repairing guitar electronics. Be sure to use the highest quality solder, avoid cold solder joints, and of course refrain from using marettes in guitar wiring – strictly for home improvement please!
22. Fretboard Conditioner
A good quality fretboard-friendly fretboard conditioning oil will go a long way in keeping your instrument’s playing surface in good nick. A fretboard conditioner will help replenish open-pored woods natural resiliency, especially after cleaning. Plus northern climate conditions can tend to dry them out over time.
23. Guitar Polish
You’ve done a lot of work achieving a great guitar setup. Considering you just had your dirty fingers all over the most intimate parts of the guitar, let’s make it look new with a good guitar polish – clean it up!
24. Cleaning Cloths
Hey, if it is dirty, you need something to pick up the gunk. There are two schools of thought here: use a fine microfibre cloth to remove the surface debris, or use paper towels. My personal preference is a premium quality paper towel – toss the dirt, and the potential scratchy buildup at the same time – forever.