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String Pluckery

4-Sided Radius Gauges

4-Sided Radius Gauges

$19.99
$19.99
Sale Sold out

String Pluckery 4-Sided Radius Gauges (Set of 2)

The String Pluckery 4-Sided Radius Gauges make fretboard measurements fast and accurate. Designed with the most commonly used radii in guitar building and setup, these gauges help luthiers and techs dial in their desired radius.

Key Features


Two Gauges, Eight Radii: This set includes two compact, 4-sided gauges covering 7.25", 9.5", 10", 12", 14", 15", 16", and 20" radii—everything you need for vintage to modern setups.
Easy Identification: Each side is clearly labeled with the radius measurement, eliminating guesswork during setup.
Precision-Machined Accuracy: Laser cut to tight tolerances for reliable measurements and consistent results.
Material: Acrylic

Ships in 2-3 Days

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Let customers speak for us

from 92 reviews

Worked just as advertised. Saved my hands!!

James L DelGiorno
Fretboard Radius Jig
Fretboard Radius Jig

I’ve used this tool numerous times with great results. It’s paid for itself many times over.

Dayton Lau
Nut & Saddle Sander
Nut & Saddle Sander

I like it. Good product. Thanks.

Keith Hollenbach
Fretboard Radius Jig
Fretboard Radius Jig

Perfect fit, quick shipping, would recommend

Etsy customer
7 String Soapbar Guitar Humbucker Routing Template
7 String Soapbar Guitar Humbucker Routing Template

High quality, accurate luthiery tools. I will definitely order more.

Etsy customer
Fretboard Radius Jig
Fretboard Radius Jig

Great product, fast shipping. Highly recommend.

Etsy customer
Fretboard Radius Jig
Fretboard Radius Jig

Easy to order and fast shipment. Thank you.

Sam Norman
String Pluckery

Works great!

Anonymous
Nut & Saddle Sander
Nut & Saddle Sander

Great product, high quality. Awesome seller.

Etsy customer
Nut & Saddle Sander
Nut & Saddle Sander

Extremely well built! Makes radiusing the fretboard quick, simple and most importantly, accurate. It immediately became a "must have". Combine this with the sanding blocks and you are on your way!

Etsy customer
Fretboard Radius Jig
Fretboard Radius Jig

Easy peasy

James L DelGiorno
String Pluckery

Great tool. Works perfectly

Austin Zentz
Fretboard Radius Jig
Fretboard Radius Jig

I used it a few times, really good for grading the radius that's required. Good tool to have.

Michael Pines
Fretboard Radius Jig
Fretboard Radius Jig

Works as it should. Makes radiusing a fret board much faster than sanding.

Michael Schuerman
Fretboard Radius Jig
Fretboard Radius Jig

Great product that gets the job done well

Anonymous
Radius Sanding Block for Extended Range Guitars (3.5″ Wide)
Radius Sanding Block for Extended Range Guitars (3.5″ Wide)