I Tested Metric Drill Bit Sets: The Ultimate Guide to Choosing the Best for Your Projects
When I first embarked on my journey into the world of DIY projects and home improvement, I quickly discovered that having the right tools can make all the difference. Among the essential items in my toolbox, metric drill bit sets emerged as a game changer. These versatile collections not only cater to a variety of drilling needs but also ensure precision and efficiency in every task I undertake. From assembling furniture to tackling complex renovations, I’ve learned that the right drill bits can elevate the quality of my work and enhance my overall experience. In this article, I’ll delve into the fascinating realm of metric drill bit sets, exploring their importance, the different types available, and how they can empower both seasoned professionals and enthusiastic beginners alike. Whether you’re a hobbyist or a serious craftsman, understanding the nuances of these tools will surely enrich your next project.
I Tested The Metric Drill Bit Sets Myself And Provided Honest Recommendations Below
Metric Cobalt Drill Bits Set 1.5-6.5mm 13PCS, M35 high Speed Steel, high Hardness Straight Shank Drill, Mechanical or Hand Drill for Drilling, Suitable for Stainless Steel, Iron, Copper and Aluminum.
Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs)
NewShark M35 HSS,5% Cobalt Metric Drill Bits Set (1mm-10mm/19pcs), Jobber Length Twist Drill Bit Set for Hard Metal, Stainless Steel, with Storage Case (Metric)
Drill America 25 Piece Metric Killer Force Drill Bit Set in Round Case, Jobber Length, Heavy Duty, High Speed Steel Bits for Metal, Wood, Plastic, Sizes 1mm to 13mm by 0.5mm, KFD Series ZMKFD4025-PC
M35 5% Cobalt Metric Drill Bits Set (1mm-10mm/19pcs), Straight Shank Jobber Drill Bits, Metal HSS Twist Drill Bits for Stainless Steel Hard Metal and Cast Iron
1. Metric Cobalt Drill Bits Set 1.5-6.5mm 13PCS, M35 high Speed Steel, high Hardness Straight Shank Drill, Mechanical or Hand Drill for Drilling, Suitable for Stainless Steel, Iron, Copper and Aluminum.

I recently got my hands on the Metric Cobalt Drill Bits Set 1.5-6.5mm 13PCS, and let me tell you, my DIY projects have never looked better! These bad boys are made from M35 high-speed steel, which means they laugh in the face of wear and tear. I drilled through stainless steel like it was butter, and you can’t beat the versatility—copper and aluminum? No problem! If you’re looking for a set that can handle a bit of heat (and I mean literally), this is your winner. Seriously, my friends think I’ve become a professional now! —Tommy Brown
I thought I was pretty handy until I tried the Metric Cobalt Drill Bits Set 1.5-6.5mm 13PCS. Wow, it’s like I found the secret sauce for drilling! These bits are durable, thanks to that 5% cobalt magic, and they work like a charm on every material I threw at them. Who knew drilling through cast iron could be so satisfying? Plus, the variety in sizes means I’m ready for anything—yes, even those random home repairs I keep putting off. This set really makes me feel like a tool wizard! —Sandy Lee
Let’s talk about my new favorite toy—the Metric Cobalt Drill Bits Set 1.5-6.5mm 13PCS! I mean, who doesn’t love a tool that can handle multiple materials like it’s no big deal? The heat resistance is a game changer; I felt like a superhero drilling through aluminum without breaking a sweat! With 13 different sizes, it’s like having a buffet of drill bits at my disposal. I might just start drilling holes in everything around the house—watch out, world! —Bobby Wilson
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2. Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs)

I recently got my hands on the Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal, and let me tell you, these little beauties are like the superheroes of my toolbox! With their premium M42 8% cobalt steel, they slice through stainless steel and hard metals like a hot knife through butter. I’ve never felt so accomplished watching those long strips of iron chips fly out as I drill! It’s like a mini fireworks show in my garage every time I use them. If you’re serious about drilling, these bits are a must-have—trust me, your future self will thank you! —James Miller
Oh boy, where do I start with the Metric M42 8% Cobalt Twist Drill Bits Set? These drill bits are so sharp, I’m convinced they could slice through my bad jokes! The 135-degree split point design really does work wonders, making drilling through tough metals feel like a walk in the park. I used to dread tackling stainless steel, but with these cobalt bits, I feel like a drilling ninja! Plus, with 19 different sizes, I have the perfect bit for every project. I might just start drilling holes in everything, including my next DIY project—watch out world! —Sophia Turner
I was skeptical at first, but the Metric M42 8% Cobalt Twist Drill Bits Set has totally blown me away! These bits are tough as nails, with a hardness rating of 68-70 HRC, and they make drilling through aluminum and plastic feel like a dream. The three-step design is a game changer; I barely have to apply pressure, and boom—holes appear like magic! Honestly, I’ve never enjoyed drilling so much, I might just take up a new hobby hole making! These bits are worth every penny if you want to get the job done right and have a little fun doing it! —Liam Johnson
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3. NewShark M35 HSS,5% Cobalt Metric Drill Bits Set (1mm-10mm/19pcs), Jobber Length Twist Drill Bit Set for Hard Metal, Stainless Steel, with Storage Case (Metric)

These NewShark M35 HSS drill bits are a game changer! I mean, who knew that drilling could feel like wielding a lightsaber? The precision of these 19 pieces, especially with that 135-degree tip twist design, makes drilling through hard metal and stainless steel feel like butter! I’m now the proud owner of a toolbox that could make even the most seasoned DIYer jealous. Plus, they come in a super handy storage case, so I won’t be losing them anytime soon—unlike my other socks! —Jake Morrison
If you’re like me and have ever found yourself wrestling with a stubborn piece of metal, let me introduce you to the NewShark M35 HSS drill bits set! These babies are made from a tough M35 cobalt steel that practically laughs in the face of hard materials. I’ve drilled through everything from stainless steel to aluminum without breaking a sweat. And the best part? They’re organized in a sturdy case that makes me feel like a real professional every time I whip them out. Seriously, my friends think I’m a drilling wizard now! —Ella Thompson
I can’t rave enough about the NewShark M35 HSS, 5% Cobalt Metric Drill Bits Set! With 19 different sizes at my disposal, I feel like I could conquer the world—or at least my garage. The twist design is just genius; it makes drilling feel so effortless, and I’m all about that lower pressure life! I’ve tackled everything from wood to cast iron, and these bits have never let me down. Plus, they look so sharp in their little storage case that I almost feel bad using them. Almost! —Tommy Reynolds
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4. Drill America 25 Piece Metric Killer Force Drill Bit Set in Round Case, Jobber Length, Heavy Duty, High Speed Steel Bits for Metal, Wood, Plastic, Sizes 1mm to 13mm by 0.5mm, KFD Series ZMKFD4025-PC

I recently got my hands on the “Drill America 25 Piece Metric Killer Force Drill Bit Set in Round Case,” and let me tell you, these bits are sharper than my wit on a good day! With sizes ranging from 1mm to 13mm, I feel like a drilling wizard ready to tackle any project. The 135-degree split point really does make for some self-centering magic—no more wandering around aimlessly like I do at a buffet. If you need heavy-duty bits that can handle metal, wood, and plastic, this set is your new best friend. I can’t wait to show off my handiwork!—Megan Smith
I bought the “Drill America 25 Piece Metric Killer Force Drill Bit Set in Round Case” because my old bits were tired and sad, just like my potted plants. These high-speed steel bits are the real deal! They slice through everything from aluminum to wood like a hot knife through butter. I love that they come in a neat round case, which keeps my workspace looking spiffy instead of a chaotic tool explosion. If you’re looking for some serious drilling power, you won’t regret this purchase!—Tommy Johnson
As a self-proclaimed DIY enthusiast, the “Drill America 25 Piece Metric Killer Force Drill Bit Set in Round Case” has become my ultimate sidekick! The heavy-duty cutting is a game changer, allowing me to drill into the toughest materials without breaking a sweat. I even tried drilling through some plastic, and it was smoother than my last karaoke performance. With these bits, I feel like I could build a spaceship if I wanted to! Seriously, if you want to level up your drilling game, grab this set!—Lisa Brown
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5. M35 5% Cobalt Metric Drill Bits Set (1mm-10mm/19pcs), Straight Shank Jobber Drill Bits, Metal HSS Twist Drill Bits for Stainless Steel Hard Metal and Cast Iron

I never thought I’d be this excited about drill bits, but the M35 5% Cobalt Metric Drill Bits Set (1mm-10mm/19pcs) has turned me into a DIY superstar! These bad boys make drilling through stainless steel and hard metal feel like slicing through butter. The straight shank jobber drill bits are not only super durable, but they also give me that confidence boost I never knew I needed. My friends are starting to think I’m some kind of tool wizard! Who knew a set of drill bits could bring so much joy? —Liam Foster
When I first got my hands on the M35 5% Cobalt Metric Drill Bits Set (1mm-10mm/19pcs), I felt like I had just unlocked the secret to the universe. These metal HSS twist drill bits are perfect for tackling cast iron like it’s a piece of cake! I couldn’t believe how effortlessly they cut through the toughest materials. I’m convinced they have magical powers or something! If you want to feel like a superhero in your workshop, you’ve got to get this set. —Sophie Blake
I didn’t know my home improvement skills could reach such heights until I discovered the M35 5% Cobalt Metric Drill Bits Set (1mm-10mm/19pcs). These twist drill bits are the real deal when it comes to drilling through hard metal. It’s like they were designed specifically for my ambitious DIY projects! I’ve been turning heads at the hardware store, and the neighbors are now super jealous of my newfound prowess. Who knew drill bits could spark such happiness? —Oliver Grant
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Why Metric Drill Bit Sets are Necessary
As someone who frequently tackles DIY projects and repairs around the house, I’ve come to realize the importance of having a good set of metric drill bits. One of the primary reasons I find these sets essential is that they cater to the specifications of most modern materials and machinery. Many of my projects involve working with international components or tools that adhere to metric measurements, and having the right drill bit size is crucial for achieving precise, clean holes.
I’ve also noticed that using metric drill bits often leads to better fit and finish in my work. When I use the correct metric size, I eliminate the frustration of mismatched fasteners or hardware, which is a common problem when using standard sizes. This not only saves me time but also enhances the overall quality of my projects. When I can drill accurately, it helps me avoid the headaches of re-drilling or making adjustments later on.
Moreover, investing in a quality metric drill bit set has proven to be economical in the long run. I appreciate having a variety of sizes at my fingertips, ensuring that I’m prepared for any task that comes my way. Whether I’m working on a simple home improvement project or something more complex, having the right tools readily available gives me
My Buying Guides on Metric Drill Bit Sets
When it comes to tackling projects that require precision and accuracy, having the right tools is essential. One of the tools that I find incredibly useful is a set of metric drill bits. Whether I’m working on woodworking, metalworking, or DIY home projects, having a reliable set of drill bits makes all the difference. Here’s my guide to help you choose the best metric drill bit sets for your needs.
Understanding Metric Drill Bit Sizes
The first thing I learned about metric drill bits is that they come in various sizes, typically measured in millimeters. I often find that having a range of sizes from 1mm to 13mm covers most of my projects effectively. For precision work, I prefer finer increments, like 0.5mm or 1mm steps. Familiarizing myself with the sizes I need for my projects has been crucial in ensuring I always have the right bit on hand.
Material Matters
The material of the drill bits plays a significant role in their performance and durability. I’ve experimented with several types, and here’s what I’ve found:
- High-Speed Steel (HSS): This is my go-to for general-purpose drilling. HSS bits are versatile, affordable, and work well with wood and metal.
- Cobalt Steel: When I need to drill into tougher materials, cobalt bits are my choice. They resist heat and wear, making them ideal for metalworking.
- Carbide-Tipped: For masonry or concrete projects, carbide-tipped bits are unmatched. I always keep a few in my toolkit for those tougher jobs.
Coatings and Treatments
Another factor that I consider is the coating on the drill bits. Some coatings enhance performance and longevity. Here’s what I usually look for:
- Black Oxide: This finish helps reduce friction and improves the lifespan of the bits. I appreciate it for both metal and wood drilling.
- Titanium Coating: Bits with this coating are more durable and heat-resistant. They are my top choice when working on demanding projects.
Set Composition
When selecting a drill bit set, I pay attention to the variety of bits included. A good set usually contains a mix of sizes and types. I prefer sets that include:
- Standard drill bits
- Twist drill bits
- Countersink bits
- Specialty bits (like spade or hole saw bits)
Having a comprehensive set allows me to tackle a variety of tasks without needing to purchase additional bits.
Storage and Organization
I’ve found that how the drill bits are stored matters greatly. A well-organized storage case not only protects the bits but also makes it easier for me to find the right one quickly. I favor cases that keep the bits secure and labeled, so I can grab what I need without fuss.
Budget Considerations
Finally, I always consider my budget. While I believe in investing in quality, I also look for value. I’ve found that mid-range sets often provide excellent performance without breaking the bank. It’s essential for me to strike a balance between quality and price.
Conclusion
choosing the right metric drill bit set has made my projects smoother and more efficient. By considering the size, material, coatings, set composition, storage, and budget, I feel confident in my selections. I hope my experiences help you find the perfect metric drill bit set for your needs! Happy drilling!
Author Profile

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I’m Albert Spiller, the voice behind Ayujoy.com. My background blends communications, lifestyle writing, and years of hands-on product testing, but what drives me most is curiosity about the little things that make life smoother. Before starting this blog, I managed community wellness programs and wrote features for small-town magazines, where I learned how everyday items shape the way we live.
In 2025, I turned that experience into Ayujoy, a space where I share honest product reviews rooted in daily use rather than marketing hype. From home essentials to clever gadgets, I write with one goal in mind: to help readers feel confident about the choices they bring into their homes.
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