Aluminium construction Made from an aluminium alloy, this sanding bar provides stability and resistance to deformation, delivering a durable tool for guitar builders. Genaue Bundnivellierung Achieve precise fret leveling and radius adjustments with ease, improving playability on guitars or basses. Innovatives Design Each sanding bar is cut to two different radii, offering versatility and efficiency for different fretboard types. Kratzschutz Features a protective design that shields your instrument from scratches and damage during the leveling process. Use scenarios - Routine fret leveling and crowning after setup or refret to ensure even fret height and smooth play. - Radius matching for guitars or basses with varying fretboard shapes to improve comfort and action. - Maintenance work in a workshop or DIY setup when working with different fretboard materials (ebony, rosewood, maple) using the two radii.