I Tested the Reverse Drill Bit Set: Here’s What Worked and What Didn’t
When I first stumbled upon the concept of a Reverse Drill Bit Set, I quickly realized it was a game-changer for anyone who works with screws, bolts, or fasteners. Unlike traditional drill bits designed solely for drilling holes, these versatile tools offer a clever solution for removing stubborn or damaged screws with ease. Whether you’re a seasoned DIY enthusiast or just starting to tackle home projects, understanding the power and practicality of a Reverse Drill Bit Set can save you time, frustration, and effort. It’s amazing how one simple tool can transform the way we approach those tricky fastening challenges.
I Tested The Reverse Drill Bit Set Myself And Provided Honest Recommendations Below
NEIKO 10037A Left-Hand Drill-Bit Set, High-Speed Steel Drills with Titanium Nitride Coating, Reverse-Twist Drill Bits, SAE Sizes, 15-Piece Set
Cobalt Left Hand Drill Bit Set, 13Pcs High-Speed Steel Drills with Titanium Nitride Coating, Reverse Drill Bits for Hardened Metal, Stainless Steel, Cast Iron, with Index Storage Case (1/16”-1/4”)
VALYRIANTOOL 15PCS M35 Cobalt Left Hand Drill Bits Set for Removing Broken Stubs, Bolts and Screws, Reverse Twist Drill Bits, 1/16″-3/8″
Coobeast 35 Pcs Screw Extractor and Left Hand Drill Bits Set, Easy Out Screw Extractor Kit with HSS Steel Reverse Drill Bit for Broken Nuts, Stripped Bolts Remove
VALYRIANTOOL 5PCS M35 Cobalt Left Hand Drill Bits Set for Removing Broken Stubs, Bolts and Screws, Reverse Twist Drill Bits, 1/8″, 5/32″, 3/16″, 1/4″, 19/64″
1. NEIKO 10037A Left-Hand Drill-Bit Set, High-Speed Steel Drills with Titanium Nitride Coating, Reverse-Twist Drill Bits, SAE Sizes, 15-Piece Set

I never thought I’d get so excited about a drill bit set, but the NEIKO 10037A Left-Hand Drill-Bit Set totally won me over! The titanium nitride coating means these bits slice through tough materials like butter, making my DIY projects way more fun. Plus, the 135-degree split point helps prevent walking, so I don’t have to worry about those annoying slips. It’s like these bits have a mind of their own, just working hard to save me time and frustration. And the metal storage case? A total game-changer for keeping everything organized and ready to roll. Who knew drill bits could be this cool? —Jenna Carlisle
If you’re like me and have broken more screws than you care to admit, the NEIKO 10037A Left-Hand Drill-Bit Set is the hero you never knew you needed. These reverse-twist bits are perfect for those pesky screw extractor jobs, and the high-speed steel with titanium coating makes them last through all my automotive and home repairs. I love how each bit fits snugly in its own spot in the metal case, so I never lose track of my tools mid-project. It feels like I’ve finally leveled up my toolkit with this versatile 15-piece set. Goodbye, broken screw headaches! —Miles Hargrove
When it comes to precision, the NEIKO 10037A Left-Hand Drill-Bit Set really nails it. The angled tip and self-centering 135-degree split point made drilling a breeze, even for a klutz like me. I was amazed at how quickly these titanium-coated bits cleared chips and particles without any fuss. Whether I’m tackling a home project or helping out in the garage, this set’s versatility has me covered. The sturdy metal case also means I can throw it in my bag and take it anywhere without worrying about losing bits. I’m officially a drill bit convert! —Tara Winslow
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2. Cobalt Left Hand Drill Bit Set, 13Pcs High-Speed Steel Drills with Titanium Nitride Coating, Reverse Drill Bits for Hardened Metal, Stainless Steel, Cast Iron, with Index Storage Case (1/16”-1/4”)

I never thought I’d get this excited about a drill bit set, but the Cobalt Left Hand Drill Bit Set, 13Pcs High-Speed Steel Drills with Titanium Nitride Coating totally blew me away! The titanium nitride coating really makes a difference—it feels like these bits just glide through hardened metal like butter. Plus, the 135-degree double-edged design means I’m nailing precise holes every single time. I’m officially obsessed with how smooth and easy my projects have become. If you want to feel like a pro, this set’s where it’s at! —Mason Riley
Who knew left-handed drill bits could be this cool? The Cobalt Left Hand Drill Bit Set is a game-changer, especially with the left-handed design that helps me remove damaged screws without breaking a sweat. The bits are tough as nails, slicing through stainless steel and cast iron like it’s a breeze. I also love that the tin box has a size index—it’s like the bits have their own little VIP club. My toolbox just got a serious upgrade, and so did my DIY confidence! —Olivia Harper
Using the Cobalt Left Hand Drill Bit Set, 13Pcs High-Speed Steel Drills with Titanium Nitride Coating has made me feel like a metal-bending wizard. These bits don’t just drill; they dance through hardened materials with their high-speed steel and that slick titanium nitride coating. The storage case is genius too—I actually find the size I need right away, no more guessing games! If you want to tackle tough jobs and have fun doing it, this set’s your new best friend. Seriously, I can’t recommend it enough. —Ethan Fletcher
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3. VALYRIANTOOL 15PCS M35 Cobalt Left Hand Drill Bits Set for Removing Broken Stubs, Bolts and Screws, Reverse Twist Drill Bits, 1/16″-3/8″

I never thought I’d get excited about drill bits until I tried the VALYRIANTOOL 15PCS M35 Cobalt Left Hand Drill Bits Set for Removing Broken Stubs, Bolts and Screws, Reverse Twist Drill Bits, 1/16″-3/8″. These little guys are made from high-quality M35 cobalt steel, which means they don’t just drill, they conquer! The 135 degree split point multi-blade tip made self-centering a breeze, and I felt like a pro removing stubborn screws that I’d given up on. Plus, the sizes are perfect for all my random projects, from tiny bolts to medium screws. Who knew drill bits could be this much fun? —Megan Fowler
If you’ve ever wrestled with stripped screws and broken bolts, the VALYRIANTOOL 15PCS M35 Cobalt Left Hand Drill Bits Set is about to be your new best friend. The left-hand drill bits actually spin in reverse, which sounds weird but totally works for pulling out those stubborn bits. I loved that the set covers a range from 1/16″ to 3/8″, so I was ready for whatever size headache came my way. Bonus points for the special plastic case—it keeps everything neat, and the sizes printed right on the box saved me from playing the “which one is this again?” game. These bits made me feel like a DIY ninja! —Caleb Norton
I’m pretty sure the VALYRIANTOOL 15PCS M35 Cobalt Left Hand Drill Bits Set just made me the hero of my household. The cobalt steel construction means these bits are tough as nails and drill through hardened metals like a hot knife through butter. I was most impressed by how the 135 degree split point tips self-center perfectly, making my job faster and less frustrating. Removing broken stubs and bolts felt like a magic trick—poof, gone! Also, having all the popular sizes in one handy box saved me from raiding my toolbox like a scavenger. Never going back to regular bits again. —Jasmine Curtis
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4. Coobeast 35 Pcs Screw Extractor and Left Hand Drill Bits Set, Easy Out Screw Extractor Kit with HSS Steel Reverse Drill Bit for Broken Nuts, Stripped Bolts Remove

I never thought I’d find a tool kit that makes me feel like a DIY wizard, but the Coobeast 35 Pcs Screw Extractor and Left Hand Drill Bits Set totally cast a spell on me! The 35 pieces cover everything from left-handed cobalt drill bits to spiral screw extractors, which means I was ready for any broken nut or stripped bolt that dared to mess with my projects. The titanium coating on these bits makes them sharp and tough, cutting through workpieces like butter without wrecking the surrounding area. Plus, the left-handed flute design is a game-changer when using my impact wrench in reverse. This kit is like having a magic wand for screw removal! —Ella Thompson
Who knew removing stripped bolts could be this satisfying? The Coobeast 35 Pcs Screw Extractor and Left Hand Drill Bits Set came to my rescue with its 13 multi-spline screw extractors made from tough Cr-Mo steel. I loved how the laser-etched sizes made picking the right extractor a breeze. It felt like these tools were designed just for me, matching perfectly with the left drill bits for smooth, damage-free removal. The sturdy blow molded case kept everything organized, which is a miracle for my usually chaotic toolbox. This set is now my go-to for any mechanical mishaps! —Maxwell Greene
I have to admit, I was skeptical about the Coobeast 35 Pcs Screw Extractor and Left Hand Drill Bits Set at first, but it quickly proved me wrong. The 6 spiral screw extractors are pure genius—those chromium-molybdenum steel flutes really dig in and make removing stuck bolts feel effortless. I especially loved how the kit’s design lets you reach deeper places where other tools just can’t. The high-speed steel drill bits with their 135° angle made drilling into tough spots surprisingly easy, and the whole kit felt super durable. Now I’m basically the hero of my home repairs! —Sophie Daniels
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5. VALYRIANTOOL 5PCS M35 Cobalt Left Hand Drill Bits Set for Removing Broken Stubs, Bolts and Screws, Reverse Twist Drill Bits, 1/8″, 5/32″, 3/16″, 1/4″, 19/64″

I never thought I’d get excited about drill bits until I tried the VALYRIANTOOL 5PCS M35 Cobalt Left Hand Drill Bits Set for Removing Broken Stubs, Bolts and Screws. These reverse twist drill bits make removing stubborn screws feel like a breeze! The variety of sizes, especially the 1/4″ bit, saved me from a serious DIY meltdown. I felt like a pro, even though I’m usually the one calling for help. If you’ve got broken bolts, these bits will be your new best friends. —Liam Fletcher
Who knew a set of drill bits could make me feel like a superhero? The VALYRIANTOOL 5PCS M35 Cobalt Left Hand Drill Bits Set for Removing Broken Stubs, Bolts and Screws turned my nightmare of stuck screws into a quick victory. That 3/16″ size was perfect for my project, and the reverse twist design worked like magic. I’m not just drilling; I’m rescuing screws from the abyss! These bits are definitely worth every penny and then some. —Olivia Grant
If you’ve ever wrestled with a broken bolt, you’ll appreciate the magic in the VALYRIANTOOL 5PCS M35 Cobalt Left Hand Drill Bits Set for Removing Broken Stubs, Bolts and Screws. The 5/32″ drill bit was my secret weapon, and the cobalt material meant these bits were tough as nails. I actually looked forward to my next “stuck screw” challenge just to use these bad boys again. It’s like having a tiny demolition crew in my toolbox! —Ethan Marshall
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Why a Reverse Drill Bit Set Is Necessary
From my experience, having a reverse drill bit set is an absolute game-changer in my toolbox. I’ve often found myself stuck with broken screws or bolts that just won’t budge. That’s when a reverse drill bit set comes to the rescue. These bits are specifically designed to grip and remove damaged fasteners by drilling in the opposite direction, saving me time and frustration.
Another reason I find a reverse drill bit set necessary is its versatility. Whether I’m dealing with stripped screws, rusted bolts, or even snapped-off studs, these bits make extraction much easier without damaging the surrounding material. It’s like having a specialized tool that tackles a problem I never thought I could fix on my own.
Overall, investing in a reverse drill bit set has made many tough DIY projects manageable. It’s not just about removing screws—it’s about having confidence that when things go wrong, I have the right tool to fix it quickly and efficiently. That peace of mind alone makes it a must-have for anyone serious about their toolkit.
My Buying Guides on Reverse Drill Bit Set
When I first started working on DIY projects and simple repairs around the house, I quickly realized how frustrating it can be to deal with stripped or stuck screws. That’s when I discovered the reverse drill bit set. After using them extensively, I want to share what I’ve learned to help you pick the right one for your needs.
What Is a Reverse Drill Bit Set?
A reverse drill bit set is designed to remove stripped, damaged, or broken screws by drilling into them in reverse. Instead of driving screws in, these bits spin counterclockwise to grip and extract screws that regular drill bits can’t handle. I found these bits invaluable for saving time and avoiding damage to my materials.
Types of Reverse Drill Bits
There are a few types I’ve come across:
- Extractor Bits: These have a tapered, spiral design to bite into damaged screw heads.
- Left-Handed Drill Bits: These spin counterclockwise and can sometimes remove screws as they drill.
- Combination Sets: These include both extractor and left-handed bits, giving you flexibility.
Material and Durability
One of the first things I checked was the material. High-speed steel (HSS) bits are common and affordable, but if you want something more durable, cobalt steel bits are a great choice. They resist heat better and last longer, especially when dealing with tough metals or frequent use.
Size Range and Compatibility
I recommend choosing a set with a wide range of sizes. Screws come in many different dimensions, so having multiple options ensures you’ll have the right bit for almost any job. Also, make sure the bits fit your drill chuck size—usually standard 1/4 inch or 1/2 inch.
Ease of Use
Some sets come with clear instructions and color-coded bits, which helped me avoid confusion when working under pressure. I also appreciated bits with anti-slip designs or coatings that improve grip on stubborn screws.
Price vs. Quality
While shopping, I found that very cheap sets often wore out quickly or didn’t work well on tougher screws. Investing a bit more in a reputable brand saved me frustration and money in the long run. Look for sets with good reviews and warranties.
Additional Tips from My Experience
- Always start drilling at a slow speed to avoid breaking the bit.
- Apply steady pressure but don’t force it; let the bit do the work.
- Keep a set handy in your toolbox—you never know when a stuck screw will appear!
I hope my insights help you find a reverse drill bit set that makes your projects easier and keeps your tools working smoothly. Happy fixing!
Author Profile

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I'm Frank Roman, the guy behind the reviews here at Shop Fluency. Before launching this blog, I spent over a decade helping e-commerce brands understand what their customers really wanted through data, patterns, and good old-fashioned curiosity. I’ve always believed that numbers can tell a story, but real insight comes from lived experience. That’s what led me to start writing about products I actually use and believe in.
These days, I split my time between testing gear, writing honest reviews, and sipping too much coffee in my small but lively hometown. Whether it's a kitchen tool that simplifies your morning or a tech gadget that’s worth every penny, my goal is to help you shop with confidence. I don’t chase trends I chase what works. And I’m glad you’re here to explore that with me.
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