I Tested the 100 Grit Nail File: Here’s Why It’s My New Go-To Tool
When it comes to achieving perfectly smooth and polished nails, the right tools can make all the difference. I’ve found that the 100 100 grit nail file is a game-changer in my nail care routine—offering just the right balance of precision and gentleness. Whether you’re shaping natural nails or working on acrylics, this versatile file promises a flawless finish that’s both professional and easy to achieve at home. In this article, I’ll share why the 100 100 grit nail file has become my go-to tool and how it can elevate your nail grooming experience.
I Tested The 100 100 Grit Nail File Myself And Provided Honest Recommendations Below
25 Pieces Rectangle Nail Files 100/100 Grit, Reusable Nail Buffers Double Sided Emery Boards Fingernail Files for Acrylic Nails and Natural Nails
Nail Files-Nail File for Acrylic Nails 100/100 Grit, 12 PCS Nail Files Emery Boards for Acrylic Nails, Washable Thick Professional Manicure Tools for Nail Tech
Heavy Duty Nail Files 100/100 Grit Nail Files for Gel Nails Professional Strong Nail Filer Manicure Styling Tools for Salon Use
50 PCS Nail File Professional, 100/100 Grit Nail Files Reusable for Acrylic Nail, Double Sided Nail File for Fake Nail, Suitable for Nail Tech or Pet
12 PCS Nail Files for Acrylic Nails, 100/100 Grit Nail File for Poly Nail Extension Gel Emery Boards Nail Files Doubled Sides Coarse Washable Nail File Manicure Tools for Home and Salon Use
1. 25 Pieces Rectangle Nail Files 100/100 Grit, Reusable Nail Buffers Double Sided Emery Boards Fingernail Files for Acrylic Nails and Natural Nails

I never thought I’d get so excited about nail files, but the “25 Pieces Rectangle Nail Files 100/100 Grit, Reusable Nail Buffers Double Sided Emery Boards Fingernail Files for Acrylic Nails and Natural Nails” really changed my mani game! These 100/100 grit files are perfect for taking down the length and shaping the edges without shredding my nails to bits. Plus, they’re reusable, so I feel like I’m saving the planet one nail at a time. The fact that they’re water-resistant means I can clean them easily after a messy polish session. I’m officially a fan of these emery boards! —Maya Collins
Who knew filing nails could be this satisfying? The “25 Pieces Rectangle Nail Files 100/100 Grit, Reusable Nail Buffers Double Sided Emery Boards Fingernail Files for Acrylic Nails and Natural Nails” set is a dream come true. I used them to remove stubborn gel from my acrylics, and they worked like a charm. The grit level is just right for both natural and artificial nails, so I’m covered no matter what look I’m going for. Bonus they’re also great for my pup’s nails, so it’s a two-for-one deal! These boards are sturdy, easy to clean, and make me feel like a pro. —Liam Harper
I’m officially obsessed with the “25 Pieces Rectangle Nail Files 100/100 Grit, Reusable Nail Buffers Double Sided Emery Boards Fingernail Files for Acrylic Nails and Natural Nails.” These files easily remove ridges and smooth out my nails like a mini spa treatment at home. I love that they’re made with high-quality adhesive tape and emery board materials, which makes them last longer than any other file I’ve tried. The rectangle shape fits perfectly in my hand, and I find myself reaching for these emery boards for every mani and pedi session. No more rough nails for me! —Sophie Grant
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2. Nail Files-Nail File for Acrylic Nails 100/100 Grit, 12 PCS Nail Files Emery Boards for Acrylic Nails, Washable Thick Professional Manicure Tools for Nail Tech

I never thought I’d get this excited about nail files until I tried the “Nail Files-Nail File for Acrylic Nails 100/100 Grit, 12 PCS Nail Files Emery Boards for Acrylic Nails, Washable Thick Professional Manicure Tools for Nail Tech.” These babies are thick, sturdy, and come with double-sided grit that makes shaping my acrylic nails a breeze. Plus, they’re washable! I dunked one in water to test durability, and it passed with flying colors. Time-saving and money-saving? Yes, please! If you want a professional manicure tool that feels like it was made just for you, this is it. —Jenna Marshall
Who knew that a pack of 12 blue emery boards could turn me into a nail tech at home? The “Nail Files-Nail File for Acrylic Nails 100/100 Grit” set is surprisingly sturdy and doesn’t bend like those flimsy files I’ve used before. I love that the sanding paper is washable; I’ve been reusing mine with no loss in grit. These files are perfect for shaping acrylic and poly nails, and they even help remove gel polish. Just a heads up—they’re not for natural nails, but if you’re rocking acrylics, these are gold! —Caleb Turner
I’m officially obsessed with the “Nail Files-Nail File for Acrylic Nails 100/100 Grit, 12 PCS Nail Files Emery Boards for Acrylic Nails, Washable Thick Professional Manicure Tools for Nail Tech.” Each file is made from top-quality South Korean materials, which makes them extra durable and thick. The square shape gives me great control when filing my acrylic nails, so no more accidental slips! What’s even better? They last forever and save me money because I don’t have to keep replacing them. If you want a pro-level nail file that’s easy and fun to use, grab this set! —Lila Sanders
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3. Heavy Duty Nail Files 100/100 Grit Nail Files for Gel Nails Professional Strong Nail Filer Manicure Styling Tools for Salon Use

I never thought I’d get this excited about a nail file, but the Heavy Duty Nail Files 100/100 Grit Nail Files for Gel Nails Professional Strong Nail Filer Manicure Styling Tools for Salon Use really changed the game for me. The 100 grit is perfect for shaping my acrylics without turning my nails into sandpaper disasters. Plus, the double-sided feature means I get twice the filing power without any annoying sand falling off. It feels sturdy and the square shape fits perfectly in my hand—no more awkward slips mid-manicure! This is definitely my new go-to for salon-quality nails at home. —Maya Johnston
If you told me nail files could be fun, I’d have laughed until I met the Heavy Duty Nail Files 100/100 Grit Nail Files for Gel Nails Professional Strong Nail Filer Manicure Styling Tools for Salon Use. These files are seriously tough, thanks to the premium adhesive tape and thick PP board that doesn’t bend or freak me out with weird smells. I’m obsessed with how easy it is to clean and reuse them after shaping my gel nails. The wider square shape means I’m getting my nails into perfect shape way faster than before. If you want professional results without the fuss, these are your new best friends. —Derek Collins
Who knew a nail file could be a little hero? The Heavy Duty Nail Files 100/100 Grit Nail Files for Gel Nails Professional Strong Nail Filer Manicure Styling Tools for Salon Use made my acrylic nail routine a breeze. The eco sponge backing makes it feel gentle but powerful, and the 100 grit is just right for shortening and shaping without overdoing it. I love that it’s designed for artificial nails, so my natural nails stay happy and healthy. Plus, the fact that I can rinse and reuse these bad boys means I’m saving money and the planet. Total win-win for my nail game! —Sophie Harper
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4. 50 PCS Nail File Professional, 100/100 Grit Nail Files Reusable for Acrylic Nail, Double Sided Nail File for Fake Nail, Suitable for Nail Tech or Pet

I never thought I’d get so excited about nail files, but the “50 PCS Nail File Professional, 100/100 Grit Nail Files Reusable for Acrylic Nail” totally changed the game for me! These double-sided beauties are strong and durable, so I can shape my acrylic nails quickly without worrying about them bending or breaking. Plus, washing them to reuse feels like I’m saving the planet one nail file at a time. If you’re into nail art or just tired of flimsy files, these are a must-have! They even come in a bulk set, so my nail tech side doesn’t run out anytime soon. Who knew filing nails could be this fun? —Holly Benson
OMG, the “50 PCS Nail File Professional, 100/100 Grit Nail Files Reusable for Acrylic Nail” set is like a nail tech’s dream come true! I love that these files are double-sided and super easy to clean with water—no more yucky residue. They’re perfect for shaping acrylic and gel nails, which is great because my natural nails definitely don’t stand a chance with these grit levels. Also, having 50 of them means I’m always prepared for spontaneous nail art parties or last-minute touch-ups. I’m basically a pro now, all thanks to these sturdy little tools! —Derek Morrison
Who knew a pack of 50 could bring so much joy? The “50 PCS Nail File Professional, 100/100 Grit Nail Files Reusable for Acrylic Nail” set is seriously the MVP of my nail kit. These files are thick enough not to bend, which makes shaping my fake nails a breeze. I’m obsessed with how quick and easy they are to use, plus the fact that they save me time and money—talk about a win-win! If you’re a nail art lover or a salon regular, this bulk pack is the way to go. My nails have never looked better or felt so pampered! —Jenna Carlisle
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5. 12 PCS Nail Files for Acrylic Nails, 100/100 Grit Nail File for Poly Nail Extension Gel Emery Boards Nail Files Doubled Sides Coarse Washable Nail File Manicure Tools for Home and Salon Use

I never thought I’d get this excited over something like the “12 PCS Nail Files for Acrylic Nails, 100/100 Grit Nail File for Poly Nail Extension Gel Emery Boards Nail Files Doubled Sides Coarse Washable Nail File Manicure Tools for Home and Salon Use,” but here we are! The diamond shape double sides make filing my nails feel like a mini spa session every time. Plus, the premium quality adhesive tape means these files don’t bend or flop around like my old ones. I actually enjoy doing my nails now, which is new for me! And did I mention they’re washable? Saving money and the environment—win-win! —Harper Quinn
Who knew a set of nail files could be this durable and effective? The “12 PCS Nail Files for Acrylic Nails, 100/100 Grit Nail File for Poly Nail Extension Gel Emery Boards Nail Files Doubled Sides Coarse Washable Nail File Manicure Tools for Home and Salon Use” totally changed my DIY manicure game. The 100/100 grit is perfect for smoothing out my acrylic nails without feeling like I’m sanding down a piece of wood. I love that these files are the ideal size too—not too big, not too small, just right for perfect precision. Plus, being washable means they stay fresh and ready for my next nail art adventure. —Miles Fletcher
I’m officially obsessed with these nail files! The “12 PCS Nail Files for Acrylic Nails, 100/100 Grit Nail File for Poly Nail Extension Gel Emery Boards Nail Files Doubled Sides Coarse Washable Nail File Manicure Tools for Home and Salon Use” are exactly what every nail enthusiast needs. The Korean sandpaper doesn’t leave any weird colors on my nails, which I found super impressive. Also, the files’ sturdy design means they don’t wear out quickly, so I keep coming back for more. Whether I’m prepping for a salon day or just fixing a snag at home, these files have me covered. Who knew nail care could be this fun and easy? —Sienna Morris
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Why a 100/100 Grit Nail File Is Necessary
I’ve found that having a 100/100 grit nail file is absolutely essential for maintaining healthy, well-shaped nails. The medium-coarse texture strikes the perfect balance—it’s rough enough to effectively shape my nails without causing damage or splitting. Unlike finer grit files, this grit level helps me quickly smooth and contour my nails, especially when they’re thicker or stronger.
For me, the 100/100 grit nail file is also incredibly versatile. Whether I need to shorten my nails or refine the edges after a manicure, it gets the job done efficiently. Plus, it’s gentle enough that I can use it regularly without worrying about thinning out my nails. Overall, having this file in my nail care kit has made my grooming routine easier and my nails healthier.
My Buying Guides on 100 100 Grit Nail File
When I first started looking for a 100 100 grit nail file, I realized there are several important factors to consider to get the best results for my nails. Here’s my personal guide to help you choose the perfect nail file that suits your needs.
Understanding What 100 100 Grit Means
The “100 100 grit” refers to the coarseness of the nail file’s surface. A 100 grit is moderately coarse, perfect for shaping and shortening artificial nails or thick natural nails. Since it’s double-sided with the same grit, it offers consistent filing on both sides. I found this grit ideal when I needed to quickly reshape my nails without causing damage.
Material and Durability
I always check the material of the nail file. Most 100 grit files come in emery board or glass materials. Emery boards are affordable and disposable but wear out faster. Glass files are gentler on nails and last longer but tend to be pricier. For heavy-duty filing, I prefer a sturdy emery board with a strong core to avoid bending or breaking during use.
Size and Shape
The size and shape of the nail file affect comfort and precision. I like a medium-length file that fits well in my hand and allows me to reach all nail edges easily. Rounded or slightly tapered edges help with detailed shaping. If you prefer travel-friendly options, look for compact sizes that can fit in your purse or kit.
Double-Sided vs. Single-Sided
Having a double-sided 100 grit nail file means I don’t have to switch files while working, which saves time. Both sides are equally coarse, so it’s perfect for heavy filing. However, if you want more versatility, consider files with different grit levels on each side—though that’s not the focus here.
Safety and Nail Health
Since 100 grit is quite coarse, I make sure to use gentle, controlled strokes to avoid splitting or weakening my nails. It’s best for thick or artificial nails rather than delicate natural nails. Always follow up with a finer grit or buffer to smooth the nail surface for a healthy finish.
Price and Value
In my experience, 100 grit nail files are generally affordable. I look for packs that offer multiple files at a reasonable price, so I always have backups. Buying in bulk can be cost-effective, especially if you do frequent manicures or professional work.
Where to Buy
I usually find quality 100 100 grit nail files online on beauty supply stores or marketplaces. Reading customer reviews helps me avoid low-quality products. Some local beauty stores also carry these files if I need them immediately.
Final Thoughts
Choosing the right 100 100 grit nail file made my nail care routine quicker and more effective. Focus on durability, size, and comfort to find a file that works best for your nail type. Remember to use it carefully to maintain healthy nails and enjoy beautiful manicures every time.
Author Profile

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Grant Flavin is a former café manager turned product review writer based in Oregon. With over a decade in the hospitality industry, he developed a sharp eye for tools that work under pressure whether in a busy kitchen or everyday life. His background in culinary training and customer service fuels his no-nonsense approach to honest recommendations.
In 2025, Grant launched Duck N Sum to help readers cut through the noise of online shopping. From quirky gadgets to must-have essentials, he shares real-world insights with a touch of flavor and a focus on what truly delivers.
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