• Dual scale design, works well with most guitars, especially suitable for Gibson (24.75 inch) and Fender (25.5 inch) electric guitars
• This guitar string action gauge measuring ruler can be used to measure string height, accurate scale of bridge saddle height, saddle groove depth, character groove depth and nut height
• This guitar string action gauge measuring ruler is a double-sided gauge ruler with a conversion table for fractions, decimals, and measurement units at the back. It is powerful and versatile, and easy to use
• The guitar string action gauge measuring ruler is made of high-quality plastic material, strong and wear-resistant, durable, it is a great guitar measuring tool

Specifications:

• Material: Plastic
• Size: 85 * 54mm