Handy when you want to check a fingerboard without taking the strings off
Practical tools and be convenient to carry out
Made of stainless steel which is stable,durable,beautiful and widely used convenient
It's faster to use than any ruler, and stays parallel to the fingerboard-much easier than trying to hold a ruler perpendicular to a rounded fret.
Yibuy Stainless Steel Guitar Fingerboard Saddle Nut Radius Gauge Measuring Tool Silver for Luthier Review