Best Sellers
FRTLZR CutNutOrNot – Precision Nut Slot Checker
Take the guesswork out of guitar setup with the FRTLZR CutNutOrNot – a simple, reliable tool that helps you quickly assess whether your nut is cut correctly.
Designed for guitar techs, luthiers, and players who care about great playability, this compact tool allows you to check nut slot height with clarity and ease. Just slide it into place and get a clear visual indication of whether your nut slots are within the desired range or need adjustment.
Why you’ll love it:
Instant clarity – reduces measuring guesswork with a quick visual reference
Precision sizes included – 1.0 mm, 1.2 mm, 1.4 mm, and 1.6 mm
Compact & practical – fits easily in any toolkit or gig bag
Built for consistency – supports repeatable, reliable setup results
Whether you’re dialing in a professional setup or fine-tuning your own instrument, the CutNutOrNot helps make nut slot evaluation fast, simple, and consistent.
Cut it right—or know when it needs adjustment.
PRE-SALE Offer: Shipping is expected mid-April
FRTLZR® FretKata Fret Beveling File — Sleigh-Style Precision for Guitar Frets
The FRTLZR® FretKata Fret Beveling File is a precision tool designed for fast, smooth, and accurate filing of guitar fret ends. Its katamaran-inspired “sleigh-style” design glides effortlessly along two smooth rails, minimizing resistance and providing unmatched stability during every filing pass.
Featuring dual angles — 3° on one side and 30° on the other — the FretKata handles all fret beveling needs, from subtle chamfers to more pronounced edges. The 12 cm file length ensures optimal pressure for quick, clean, and efficient fret filing.
The ergonomic polymer handle is high-grip, allowing complete control even during extended use, while the body adapts naturally to the hand, not the other way around. Constructed from the same aerospace-grade engineered polymer as other FRTLZR tools, the FretKata combines strength, durability, and comfort.
Key Features
Sleigh-Style Sliding Design
Glides effortlessly along two precision rails, ensuring smooth, stable, and controlled movement on every fret.
Dual-Angle Precision
3° on one side, 30° on the other — versatile for all fret beveling requirements.
High-Performance Aerospace-Grade Polymer
Durable, lightweight, and long-lasting for professional use.
Ergonomic High-Grip Handle
Textured handle surface maximizes grip and control, reducing fatigue during long sessions.
Efficient Fret Filing
12 cm file length allows precise pressure on fret ends, enabling fast and clean beveling.
Specifications
Material: High-performance engineered polymer (aerospace-grade)
File Length: 12 cm
Angles: 3° / 30° dual-sided
Rail System: Sleigh-style twin rails for smooth gliding
Handle: Ergonomic with high-grip surface
Application: Guitar fret end filing and beveling
Package Contents
1 × FRTLZR® FretKata Fret Beveling File
Made in Germany — engineered for precision, stability, high grip, and ergonomic comfort, the FRTLZR® FretKata delivers fast, safe, and professional-quality fret work for guitarists, luthiers, and technicians alike.
Upgrade your fretwork with the FRTLZR® Fret End Dressing XXXL File, a premium luthier tool engineered for precision, comfort, and long-lasting performance. Designed for professional guitar builders, repair technicians, and demanding players, this file delivers superior results when dressing and smoothing fret ends.
Precision Diamond Filing – 300 Grit
The FRTLZR® XXXL File features an extra-long 150 mm diamond-coated filing surface with 300 grit, ideal for clean, controlled fret end dressing. The fine diamond coating ensures smooth material removal while maintaining maximum accuracy on stainless steel, nickel silver, and EVO gold frets
Extra-Large Filing Area = Extended Lifetime
With its 150 mm filing length, this XXXL file offers twice the usable surface area compared to standard diamond fret files. The result is significantly longer tool life, consistent cutting performance, and better value over time.
Adjustable Sliding Grip for Maximum Ergonomics
Unlike conventional fret files, the ergonomic grip can slide across the entire 150 mm filing area, allowing you to position it exactly where you need it. This ensures optimal balance, comfort, and control in every working position—especially useful during long fret dressing sessions.
Made in Germany – Premium Quality You Can Trust
Manufactured in Germany, the FRTLZR® Fret End Dressing XXXL File stands for exceptional craftsmanship, durability, and precision. Every detail is designed to meet the highest professional standards.
Características principales:
Extra-long 150 mm diamond-coated filing area
300 grit for precise and smooth fret end dressing
Twice the lifetime of standard diamond fret files
Sliding ergonomic grip for perfect handling and control
Suitable for all common fret materials
Made in Germany
The FRTLZR® Fret End Dressing XXXL File is the ultimate solution for efficient, precise, and comfortable fret end finishing—built to perform, built to last.
Eliminate Fret Buzz and Perfect Your Guitar Setup with FRTLZR® Tools
Are you tired of dealing with fret buzz or struggling to achieve the perfect guitar setup? Whether you're a professional luthier, a guitar tech, or a DIY enthusiast, having the right tools is essential for optimizing your guitar’s performance. That’s where FRTLZR® tools come in!
Our expertly designed products help you tackle common setup challenges with ease and precision. We make tools for guitarists first, and for luthiers and guitar techs alike — all FRTLZR® products manufactured in Germany for reliability and simplicity.
Take control of your instrument’s maintenance and get professional results at home or in the workshop with FRTLZR®.
Why Choose FRTLZR for Your Guitar Setup Needs?
Engineered for Accuracy: Each tool is crafted with precision to ensure your guitar plays and sounds its best.
Durable and Reliable: Built to last, our tools are trusted by professionals and hobbyists alike.
Eliminate Fret Buzz: With the right setup, fret buzz becomes a thing of the past.
Setup like a Pro
Presentamos el FretBanger: ¡Eleva tu forma de tocar con precisión!
Unleash the full potential of your guitar's fretboard with this Fretrocker, a 2 mm thick precision tool meticulously crafted in Germany. Designed to provide a superior fret assessment experience, this tool is your key to achieving a perfectly leveled and buzz-free fretboard.
Características principales de este Fretrocker:
German Precision: The FretBanger is precision-made in Germany, renowned for its craftsmanship. Crafted from 3 mm metal, its durability and accuracy are second to none.
Medidor de la acción de las cuerdas: Esta herramienta esencial viene con un medidor de acción de cuerdas incorporado, que le permite medir la altura de sus cuerdas con facilidad. Consigue la acción perfecta para tu estilo de juego sin esfuerzo.
High-Precision Design: The 2 mm stainless steel construction ensures stability and longevity. The perfectly grounded edges guarantee high precision, enabling you to identify and address any uneven frets accurately.
Evaluación de trastes sin esfuerzo: Basta con colocar el FretBanger sobre los trastes y golpearlo suavemente hacia adelante y hacia atrás. La superficie pulida y el diseño ergonómico hacen que la nivelación de puntos y la identificación de puntos muertos sea pan comido.
Compatibilidad versátil: Adecuado para todo tipo de guitarras, este Fretrocker es imprescindible tanto para principiantes como para músicos experimentados. Garantiza una capacidad de ejecución y un tono óptimos en todo el diapasón.
Revolucione su rutina de configuración y diga adiós a los puntos muertos. Eleve su experiencia de juego con el FretRocker - donde la precisión alemana se encuentra con la artesanía sin igual. Pida el suyo ahora y tome el control de su diapasón como nunca antes.
FRTLZR® Radius Gauge with Fret Slot Depth Indicators
Ensure your guitar’s fretboard radius and fret depth are perfectly aligned with the FRTLZR® Radius Gauge. Made from high-grade aluminum and crafted in Germany, this precision tool is essential for guitarists and luthiers seeking accurate measurements and optimal performance.
Features
Precision Measurement: Accurate fretboard radius and fret slot depth indicator.
High-Grade Aluminum: Durable and long-lasting construction.
Dual Functionality: Measures both radius and fret slot depth.
Versatile Use: Suitable for electric, acoustic, and bass guitars.
Fair Trade Tool: Made in Germany
Benefits
Enhanced Playability: Achieve the ideal fretboard radius and fret depth for optimal performance.
User-Friendly: Suitable for both beginners and professionals with straightforward operation.
Professional Results: Perfect for consistent and accurate guitar setup and maintenance.
Why Choose FRTLZR®?
The FRTLZR® Radius Gauge with Fret Depth Indicators stands out for its precision, durability, and ease of use. It’s an indispensable tool for any guitarist or luthier looking to maintain their instrument’s playability and performance.
Achieve perfect string action and setup your guitar / bass with our Premium String Action Gauge. Crafted for accuracy and durability, this essential tool is designed for luthiers and guitar enthusiasts who demand precise measurements for optimal playability and optimal readability.
Features
Precision Measurement: Ensures accurate string height adjustment for flawless performance.
High-Quality Material: Made from anodized high quality aluminium for durability and long-lasting use.
Easy-to-Read Markings: Clear, etched markings for quick and easy measurements.
Versatile Use: Suitable for electric, acoustic, and bass guitars.
Compact Design: Portable and easy to carry in your toolkit.
Benefits
Improved Playability: Helps in setting the ideal string height, reducing buzz and enhancing playability.
Enhanced Comfort: Provides a comfortable playing experience with properly adjusted string action.
Professional Results: Achieve a professional setup at home or in the workshop.
What's Included
1x Premium String Action Gauge
Why Choose Us?
Our Premium String Action Gauge is made in Germany and stands out for its accuracy, ease of use, and durability. It's the perfect tool for anyone serious about guitar maintenance and setup.
Libere el potencial de su guitarra con trastes pulidos
When you pick up your guitar or bass you want to be inspired, not frustrated by dull, rough frets. Polishing your frets is the simple, high‑impact step that improves sound, longevity, playability and appearance. Fret polishing is a genuine game‑changer — and it's easier than you think.
Why polished frets matter
Better sound
A smooth, mirror‑like fret surface produces a clearer, more consistent tone. Rough or oxidised frets can create scratchy noises and uneven contact with the string. Polished frets let the string glide cleanly, reducing fret noise and string breakage while improving sustain and clarity.
Improved longevity
Polishing removes microscopic pits and grime that accelerate corrosion. Regular maintenance prevents long‑term damage and helps keep frets in service for many years, postponing costly refretting or repairs.
Professional look
Shiny frets make a guitar look cared for and stage‑ready. A well‑presented instrument invites practice and performance — it’s no surprise most pro players keep their frets polished.
Jugabilidad precisa
A glassy fret top gives you consistent contact for cleaner bends, smoother vibrato and more accurate fretting. Playing becomes more confident and effortless, especially during fast runs or expressive techniques.
Presentación del sistema de pulido de trastes FRTLZR
You don’t need a workshop to get pro results. The FRTLZR® Fret Polishing System is engineered in Germany to make fret maintenance straightforward and effective for players and luthiers alike. Designed with ease of use and precision in mind, the kit delivers a professional finish at home — without risking surrounding wood or fretboard binding.
What you get with FRTLZR®:
Tools and abrasives for guitars and basses to achieve a uniform polish.
Safe, controlled polishing that protects fretboard material and inlays.
A straightforward process: clean and polish Playability is the single most important factor in learning and playing the guitar: when a neck feels right, frets are smooth and action is set correctly, progress comes faster and playing becomes a joy rather than a struggle. Frtlzr offers highly ergonomic, precision-made tools—designed in Germany—for both luthiers and guitarists, enabling easy maintenance and refinements that keep instruments comfortable, responsive and inspiring to play. Take responsibility for your tone and technique with tools that help you achieve the best possible playability.— repeat as needed.
German engineering and quality, trusted by players and luthiers worldwide.
Don’t let dirty, corroded frets hold you back. Take responsibility for your instrument’s upkeep and rediscover how inspiring it feels to play a guitar that looks, sounds and performs its best.
The FRTLZR® Fret Polishing Kit — professional results, made in Germany, made for guitarists.
Preguntas frecuentes sobre el sistema de pulido de trastes FRTLZR
El sistema de pulido de trastes FRTLZR es la solución definitiva para conseguir unos trastes pulidos en su guitarra. Es un kit completo diseñado para restaurar el brillo y la suavidad de sus trastes. Utilizando los compuestos y herramientas de pulido incluidos, eliminará el deslustre y la oxidación, garantizando que sus trastes tengan el mejor aspecto y rendimiento.
"Con el sistema de pulido de trastes FRTLZR, los trastes de su guitarra brillarán como nuevos o incluso mejor, y su forma de tocar alcanzará nuevas cotas". - Johann, aficionado a la guitarra
La frecuencia del pulido de trastes depende de sus hábitos de interpretación y del estado de sus trastes. Como pauta general, recomendamos utilizar el sistema cada 3-6 meses para su mantenimiento. Sin embargo, si sus trastes están muy deslustrados o muestran signos de oxidación, puede optar por pulirlos con más frecuencia. Algunos usuarios incluso pulen los trastes cada vez que cambian las cuerdas.
"Pulir los trastes con regularidad es la clave para mantener un tono de guitarra brillante y una capacidad de ejecución soberbia". - Tim, técnico de guitarras
Por supuesto. Nuestro sistema de pulido de trastes está diseñado para trabajar eficazmente en todo tipo de guitarras, incluyendo guitarras eléctricas, acústicas y bajos. Es adecuado para varios materiales de trastes, como níquel-plata, acero inoxidable y latón. Además, cubre una amplia gama de anchos de traste, desde el normal de 2,0 mm hasta el jumbo de 2,8 mm, y probablemente un poco más.
"No importa qué tipo de guitarra toques, el sistema de pulido de trastes FRTLZR te tiene cubierto". - Dennis, Guitarrista
Aunque nuestro sistema es excelente para restaurar el brillo y eliminar pequeñas imperfecciones y arañazos, es posible que no elimine los tallados profundos. Para daños importantes en los trastes, recomendamos consultar a un técnico de guitarras profesional, a menos que confíe en sus habilidades de bricolaje.
"Para unos trastes impecables, el sistema de pulido de trastes FRTLZR es su mejor amigo. Pero recuerde, los tallados profundos pueden necesitar una atención extra". - Tim, técnico de guitarras
Por supuesto. Nuestro sistema de pulido de trastes está diseñado pensando tanto en los guitarristas principiantes como en los experimentados. Se proporcionan instrucciones claras para guiarle a través del proceso, facilitando la obtención de resultados profesionales. Incluso si usted es nuevo en el pulido de trastes, se sorprenderá de lo fácil que es de usar.
"No hace falta ser un profesional para obtener resultados de nivel profesional con el sistema de pulido de trastes FRTLZR". - Ecaterina, Guitarrista principiante
La longevidad de los compuestos de pulido depende de la frecuencia de uso y del tamaño de los trastes de su guitarra. Por lo general, nuestros compuestos de alta calidad tienen una vida útil prolongada y proporcionan numerosas sesiones de pulido antes de necesitar reemplazo. Si necesita más, puede pedir rejillas de pulido adicionales por separado.
"El sistema de pulido de trastes FRTLZR es una inversión que sigue dando frutos, gracias a sus compuestos de larga duración". - Steve Aficionado al cuidado de la guitarra
Estamos comprometidos con la responsabilidad medioambiental. Nuestro sistema de pulido de trastes se fabrica con tecnología de impresión 3D, que minimiza los residuos. Los componentes reutilizables y el embalaje ecológico contribuyen a reducir el impacto medioambiental.
"Puede disfrutar de trastes inmaculados y la conciencia tranquila cuando elige el sistema de pulido de trastes FRTLZR". - Tim, Técnico de Guitarra
Nuestro sistema de pulido de trastes está pensado para su uso en todo tipo de diapasones. Sin embargo, recomendamos evitar el contacto con diapasones revestidos o acabados para evitar posibles daños en el revestimiento. Para proteger el diapasón durante el proceso de pulido, puede utilizar un poco de cinta adhesiva para evitar arañazos o daños.
"Un poco de precaución ayuda mucho a conservar el diapasón de tu guitarra". - Tim, técnico de guitarras