**Double-Sided Guitar String Action Gauge - 2Pcs Precise Measuring Tool for Guitar Setup & Maintenance - Perfect for Adjusting String Height & Intonation** *(Use Case: Ideal for luthiers, guitar technicians, and musicians to fine-tune acoustic & electric guitars for optimal playability and sound.)*

Features:The double-sided gauge ruler includes a conversion chart of string action at the 12th fret an accurate scale to measure string height, bridge saddle height.Also can measure saddl

The double-sided gauge ruler includes a conversion chart of string action at the 12th fret an accurate scale to measure string height, bridge saddle height.

Also can measure saddle slot depth, fret slot depth and nut height and accurately measure other setup adjustments.

There is fraction, decimal, metric conversion chart on back.

This string action gauge makes measuring faster and more accurately.

This gauge is made of qualified plastic, durable to use. Great measuring tools for guitar.