StewMac 8" Radius Block, 20" radius

8" Radius BlocksAccurately true or change a fingerboard's radius and level frets.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-gritLeveling frets: use 220 through 400-gritWhen 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) wideSee 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.