--- product_id: 387439733 title: "Forever-Direct String Action Gauge Ruler, Guitar Set Up Tool Kit for Electric Bass and Acoustic Guitar" brand: "fematin" price: "94 zł" currency: PLN in_stock: true reviews_count: 5 category: "Fematin" url: https://www.desertcart.pl/products/387439733-forever-direct-string-action-gauge-ruler-guitar-set-up-tool store_origin: PL region: Poland --- # Compact Design Precision Measurement Durable Tool Forever-Direct String Action Gauge Ruler, Guitar Set Up Tool Kit for Electric Bass and Acoustic Guitar **Brand:** fematin **Price:** 94 zł **Availability:** ✅ In Stock ## Summary > 🎸 Tune In to Perfection! ## Quick Answers - **What is this?** Forever-Direct String Action Gauge Ruler, Guitar Set Up Tool Kit for Electric Bass and Acoustic Guitar by fematin - **How much does it cost?** 94 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/387439733-forever-direct-string-action-gauge-ruler-guitar-set-up-tool) ## Best For - fematin enthusiasts ## Why This Product - Trusted fematin brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Crafted from high-quality stainless steel for durability. - • **Versatile Compatibility:** Designed for electric, acoustic, bass guitars, and more! - • **Portable Luthier Essential:** Pocket-sized for on-the-go adjustments. - • **Precision at Your Fingertips:** Achieve the perfect string action with our stainless steel gauge. - • **User-Friendly Conversion Chart:** Easily reference string action at the 12th fret. ## Overview The Forever-Direct String Action Gauge Ruler is a professional-grade tool designed for guitar enthusiasts. Made from durable stainless steel, this compact ruler allows for precise measurements of string height and saddle depths across various string instruments. It includes a handy conversion chart for quick reference, making it an essential tool for both amateur and professional luthiers. ## Description Setting up your guitar and make it sound more beautiful. HOW TO USE? 1.Tune your guitar. This ensures the right tension is applied to the neck. 2.Make sure your neck is straight and adjust your truss rod needed. 3.Rest the ruler or string action gauge tool on the 12th fret. 4.Read the ruler from the bottom of the string. 5.Repeat this for any other string on your guitar you need to measure. Features: 1.Fit for electric guitar, Bass , acoustic guitar,mandolin,banjo,etc. 2.With conversion chart of string action at 12th fret printed on one side. 3.With scale for string height, for ridge saddle slot depth and for nuts saddles and pole pieces. 4.Made of stainless steel which is stable,durable,beautiful and widely used. 5.From inch fractions, to inch decimals, to metric in increments. Specifications: Material: Stainless Steel Color: sliver Application: electric guitar, bass , acoustic guitar etc. Unit: mm/ in Scale for string height: 0.01-0.14in / 0.25-3.50mm Scale for bridge saddle slot depth: 0-0.875in / 0-20mm Scale for nuts saddles and polepieces: 0-0.75in / 0-20mm Ruler size: 8.9 * 5.1cm / 3.5 * 2in (length * width) Ruler weight: 28g / 0.99oz Package including: 1 x String action ruler 1 x Instruction paper card. TIPS: Properly setting up your truss rod is crucial to get right before you adjust your guitar’s action. Review: excellent value. Metric too! Review: Excelente herramienta para guitarras Las letras y números no se borran con el tiempo eso es muy importante ## Features - Made of stainless steel which is stable,durable,beautiful and widely used - Guitar gauge for string height, for ridge saddle slot depth and for nuts saddles and pole pieces - With conversion chart of string action at 12th fret printed on one side - Guitar ruler fit for electric guitar, Bass , acoustic guitar,mandolin,banjo,etc - Handy Luthier Tool-Convenient ,pocket-sized ruler which can take to everywhere you like.Package including: 1 x String action gauge, 1 x Instruction ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08GKXLHY1 | | Body Material | Stainless-Steel | | Color Name | sliver | | Customer Reviews | 4.5 4.5 out of 5 stars (986) | | Date First Available | 22 September 2020 | | Item Weight | 18 g | | Material Type | Stainless Steel | | Product Dimensions | 8.89 x 5.08 x 1.02 cm; 18 g | ## Images ![Forever-Direct String Action Gauge Ruler, Guitar Set Up Tool Kit for Electric Bass and Acoustic Guitar - Image 1](https://m.media-amazon.com/images/I/616yyNR6fML.jpg) ![Forever-Direct String Action Gauge Ruler, Guitar Set Up Tool Kit for Electric Bass and Acoustic Guitar - Image 2](https://m.media-amazon.com/images/I/61gZO21bORL.jpg) ![Forever-Direct String Action Gauge Ruler, Guitar Set Up Tool Kit for Electric Bass and Acoustic Guitar - Image 3](https://m.media-amazon.com/images/I/5193mZa93WL.jpg) ![Forever-Direct String Action Gauge Ruler, Guitar Set Up Tool Kit for Electric Bass and Acoustic Guitar - Image 4](https://m.media-amazon.com/images/I/71iCQC2vCbL.jpg) ![Forever-Direct String Action Gauge Ruler, Guitar Set Up Tool Kit for Electric Bass and Acoustic Guitar - Image 5](https://m.media-amazon.com/images/I/51PaYKT-Q9L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by S***S on 8 December 2024* excellent value. Metric too! ### ⭐⭐⭐⭐⭐ Review *by E***A on 5 February 2023* Excelente herramienta para guitarras Las letras y números no se borran con el tiempo eso es muy importante ### ⭐⭐⭐⭐⭐ Review *by J***S on 13 April 2026* Good tool for guitar maintenance. ## Frequently Bought Together - String Action Gauge Ruler, Guitar Height Gauge Set Up Tool for Electric Bass and Acoustic Guitar - D'Addario Accessories Pro-Winder Guitar String Winder, Cutter, Bridge Pin Puller - All in One Guitar Tool - Black - Guitar Neck Rest, Guitar Neck Cradle Support Pillow String Instrument Luthier Tool for Guitar Workstation, Ukuleles, Violins, Banjos, Mandolins --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/387439733-forever-direct-string-action-gauge-ruler-guitar-set-up-tool](https://www.desertcart.pl/products/387439733-forever-direct-string-action-gauge-ruler-guitar-set-up-tool) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-04-26*