StewMac 8" Radius Blocks Essential Set, Set of 5

Save money with this set! Our 5 most popular sanding blocks for shaping a radiused fretboard and leveling installed frets. Just add sandpaper.

Accurately true or change a fingerboard's radius.

We make these hardwood blocks for use with Stikit Abrasives, to radius a fretboard quickly, accurately and without guesswork.

Shaping fingerboards: use 80 through 220-grit

Leveling frets: use 220 through 400-grit

Set includes the 5 most popular fretboard radii used in guitar building and repair:

7.25", 9.5", 10", 12", 16"

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

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.