Guitar Nut and Saddle Sander Quality contruction - aluminum body with brass knobs Accomadate both acoustic saddles and nuts Helps sand bottom square Easy to useThe Nut and Saddle Sander is designed to hold a nut or an acoustic saddle so you can easily create a square bottom surface.After installing the nut or saddle, slide the sander across a strip of sandpaper attached to a flat surface. You are all done when all wheels start to turn. Use the two screws on top to remove the precise amount of material. Those two knobs can be adjusted independently to precisely adjust the tilt of an acoustic bridge saddle. This tool is typically used after shaping a saddle or nut to its final shape.

The Nut and Saddle Sander is designed to hold a nut or an acoustic saddle so you can easily create a square bottom surface. 

After installing the nut or saddle, slide the sander across a strip of sandpaper attached to a flat surface. You are all done when all wheels start to turn. Use the two screws on top to remove the precise amount of material. Those two knobs can be adjusted independently to precisely adjust the tilt of an acoustic bridge saddle.

This tool is typically used after shaping a saddle or nut to its final shape.