Accurately true or change a fingerboard's radius These 8" radius-sanding blocks are for consistent, full-fingerboard radius leveling of frets or fingerboards when used with sandpaper. They create an accurate radius quickly, without guesswork.
Sold individually or SAVE when you buy the set of all nine radius-sanding blocks.
Use our hardwood sanding blocks as fret levelers, with 220 through 400-grit Stikit self-adhesive abrasives. With 80 through 220-grit Stikit, they're used for shaping fingerboards. They apply a radius quickly, accurately and without guesswork. For compound radii, change blocks as you progress along the neck.
Also see our shorter blocks for spot leveling, and for use as clamping cauls when gluing frets.
Each hardwood block is 8" (203.20mm) long and 2-3/4" (69.85mm) wide.
What's your radius?
Quickly find the curvature of a fingerboard or bridge with a set of radius gauges. Use them frequently to check your work as you smooth or shape a fingerboard or frets: a quick visual check keeps you from accidentally altering the shape—a mistake that's easy to make and hard to fix.
Cut and stick! 3M Stikit Gold Paper Self-adhesive Abrasives are the right width for our leveling and radius sanding tools.
Attach 80 through 220-grits for radiusing and leveling the fingerboard, and 220 through 400-grits for leveling the frets.