3D-Printed Guitar Radius Sanding Blocks – Multiple Radii & Lengths
Level your fretboard with precision using these lightweight, durable 3D-printed radius sanding blocks. Designed for luthiers, techs, and DIY guitar builders, these blocks come in multiple radii and lengths to suit any job—whether you’re working on a quick fretboard touch-up or a full leveling job.
Product Features:
3" width
Accurate Radii: Available in standard fretboard radii including 7.25", 9.5", 10", 12", 14", 16", 18", 20", Flat, 1.75"( for back of necks) and more.
Multiple Lengths: Choose from 4", 7", or 10" blocks depending on your project size and control needs.
Durable & Lightweight: 3D-printed from high-quality filament for a solid, consistent feel without the weight of aluminum or wood.
Ergonomic Design: Comfortable grip and smooth edges for extended sanding sessions.
Customizable: Want a unique radius or branded version? Message me for custom requests!
Available Lengths:
4" – Great for spot-leveling and tight curves
7" – Ideal all-purpose size
10" – Best for full-length fretboard leveling
Perfect For:
Luthiers and guitar techs
Acoustic or electric guitar builds
Fretboard sanding, leveling, and crowning prep
If you don't see a radius you are looking for, please reach out and i can probably make what you need.
Note: Sandpaper not included. Blocks are shipped clean and ready to apply your preferred grit.