This fretboard arc grinding block is a fret fretboard leveling and guitar fret repair tool that accurately displays or changes the fretboard radius
The Fingerboard is in size of: Length is about 130mm/ 5.12 inch; Width is about 68.7mm / 2.70 inch; Thickness is about 44mm / 1.73 inch. In the pack of 1 × Radius Sanding Block
It is made of wood. The grooved side design and smooth surface make it more comfortable to hold
When working on a compound radius fretboard, you just need to move along the neck to change the blocks