The fender string action gauge is for players techs and setup enthusiasts who want reliable measurements every time. Its a simple tool designed to help you dial in comfortable action and consistent feel without guesswork. Made from 20 gauge stainless steel the gauge is sturdy enough for regular workshop use while staying slim and portable. Both imperial and metric scales are etched clearly into the surface letting you check string and pickup heights down to fine increments with confidence. Thats useful whether youre fine tuning an electric acoustic or bass guitar. What really helps during setups is the built in fender reference chart. It shows factory recommended action specs at a glance so you can work quickly and stay consistent. Small enough to live in your case or gig bag this is a practical addition to any guitar maintenance kit.