Features: Brand new and high quality Upgrade your guitar with these reliable and versatile guitar string action rulers. Enjoy effortless adjustments and take your guitar playing skills to the next level. Crafted from lightweight and durable stainless steel material, these rulers are portable and easy to use. The high precisions scale ensures precise measurement of string height. Suitable for guitar enthusiasts, learners, and performers of all levels, these guitar string action rulers are perfect for anyone who wants to improve their guitar playing experience. Achieve accurate measurement of guitar string height with this set of guitar string action rulers. Improve playing comfort and sound quality by adjusting the distance between the strings and the fretboard. Whether you're practicing at home, recording in a studio, or performing live, these guitar string action rulers can be used in various settings to adjust the string height and improve your guitar playing experience. Specifications: Material: Stainless Steel Color: As The Picture Shows Type: Toothed/Toothless (Optional) Toothed Size: approx.87x87mm/3.42x3.42in (More Size Detail, Please See Photo.) Package Includes: 2 Kinds of Package(Optional) Package 1: 2Pcs Guitar Notched Radius Gauge Package 2: 4Pcs Guitar Notched Radius Gauge note: Please allow 1-3mm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!