Shaping fingerboards: use 80 through 220-grit Leveling frets: use 220 through 400-grit
When working on compound radius fretboards, simply change blocks as you progress along the neck.
Dimensions: 8" (203.20mm) long x 2-3/4" (69.85mm) wide
See our shorter blocks for spot leveling, and for use as clamping cauls when gluing frets.
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.