The perfect tool for setting up your guitar to suit your personal needs and it's easy to use. Whether your are setting up your guitar for the first time or whether you are a Pro. 
Measurements include...heights for Frets, Strings, Saddles, Pickup pole pieces and Nuts plus Bridge saddle slots and fret slot depths. The string action setup measurement guide at the center displays the most common string action settings. Comes with Leather Pouch