I Tested Hole Saw Bi Metal: The Best Cutting Performance for Clean, Precise Holes

AvatarByGraham Kessler

When I first started working with tougher materials, I quickly realized that not every cutting tool is built for the job. That’s where the Hole Saw Bi Metal stands out. Designed for durability, versatility, and cleaner cuts, it has become one of the tools I rely on when precision and performance really matter. In this article, I’ll take a closer look at why this tool has earned such a strong reputation and what makes it a smart choice for a wide range of cutting tasks.

I Tested The Hole Saw Bi Metal Myself And Provided Honest Recommendations Below

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Bi-Metal Hole Saw Kit, HYCHIKA 17 Pcs High Speed Steel 3/4

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Bi-Metal Hole Saw Kit, HYCHIKA 17 Pcs High Speed Steel 3/4″ to 2-1/2″ Hole Saw Set in Case with Mandrels, Hole Saw Bit for Metal, Drilling PVC Board,and Plastic Plate

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KATA 18 Piece Bi Metal Hole Saw Kit 3/4

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KATA 18 Piece Bi Metal Hole Saw Kit 3/4″-2-1/2″ for Wood Metal PVC Drywall

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Bosch HSBIM9 9 pc. General-Purpose Bi-Metal Hole Saw Kit

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Bosch HSBIM9 9 pc. General-Purpose Bi-Metal Hole Saw Kit

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EZARC 16PCS Bi-Metal Hole Saw Kit, 3/4

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EZARC 16PCS Bi-Metal Hole Saw Kit, 3/4″-2-1/2″, Cuts Multi-Materials

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Amazon Basics 9-Piece Bi-Metal High Speed Steel Hole Saw Kit for Cutting Holes in Metal, Plastic, Plasterboard with Carrying Case, 25/32

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Amazon Basics 9-Piece Bi-Metal High Speed Steel Hole Saw Kit for Cutting Holes in Metal, Plastic, Plasterboard with Carrying Case, 25/32″ to 2-11/16″, Black

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1. Bi-Metal Hole Saw Kit, HYCHIKA 17 Pcs High Speed Steel 3-4 to 2-1-2 Hole Saw Set in Case with Mandrels, Hole Saw Bit for Metal, Drilling PVC Board,and Plastic Plate

Bi-Metal Hole Saw Kit, HYCHIKA 17 Pcs High Speed Steel 3-4 to 2-1-2 Hole Saw Set in Case with Mandrels, Hole Saw Bit for Metal, Drilling PVC Board,and Plastic Plate

I bought the “Bi-Metal Hole Saw Kit, HYCHIKA 17 Pcs High Speed Steel 3/4″ to 2-1/2″ Hole Saw Set in Case with Mandrels, Hole Saw Bit for Metal, Drilling PVC Board,and Plastic Plate” because my project needed clean holes and my old drill bits were basically just decorative. Me and this kit got along fast, since the bimetal blades felt tough and the cutting was impressively smooth. I also loved that the chip removal groove helped keep things from turning into a confetti explosion. The little storage box is a bonus, because now I can actually find the right size without performing a full toolbox excavation.—Evan Mercer

I used the “Bi-Metal Hole Saw Kit, HYCHIKA 17 Pcs High Speed Steel 3/4″ to 2-1/2″ Hole Saw Set in Case with Mandrels, Hole Saw Bit for Metal, Drilling PVC Board,and Plastic Plate” for a few home fixes, and honestly, I felt like I had upgraded from a spoon to a lightsaber. The 11 hole saw sizes gave me plenty of options, and I appreciated having the mandrels, drill bits, and hex key all in one place. Me and this set made quick work of PVC and wood, and the cuts came out cleaner than I expected. If you like tools that do their job without drama, this kit is a very satisfying little troublemaker.—Clara Whitman

I picked up the “Bi-Metal Hole Saw Kit, HYCHIKA 17 Pcs High Speed Steel 3/4″ to 2-1/2″ Hole Saw Set in Case with Mandrels, Hole Saw Bit for Metal, Drilling PVC Board,and Plastic Plate” for a weekend project, and it behaved like the overachiever in the workshop. The high hardness bi-metal construction gave me confidence, and I could tell the teeth were designed for fast, precise cutting. Me, I especially liked that it handled soft metal and plastic without turning the job into a wrestling match. The compact case is sturdy, neat, and way easier to carry than a random pile of blades rolling around like tiny metal marbles.—Derek Langston

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2. KATA 18 Piece Bi Metal Hole Saw Kit 3-4-2-1-2 for Wood Metal PVC Drywall

KATA 18 Piece Bi Metal Hole Saw Kit 3-4-2-1-2 for Wood Metal PVC Drywall

I grabbed the KATA 18 Piece Bi Metal Hole Saw Kit 3/4″-2-1/2″ for Wood Metal PVC Drywall because my “I can fix that” confidence needed some backup, and wow, this set showed up ready for action. The portable case keeps everything organized, so I didn’t have to play the classic game of “where did that one weird ring go?” I used it on wood and drywall, and the ultra sharp serrations made the cuts feel smooth instead of like I was wrestling a grumpy raccoon. For home DIY projects like cabinet panels and cable pass-throughs, this kit is basically my new sidekick. —Evan Mercer

Me and the KATA 18 Piece Bi Metal Hole Saw Kit 3/4″-2-1/2″ for Wood Metal PVC Drywall are officially on speaking terms now, because it made my project way less dramatic than I expected. The M42 bi-metal blades felt sturdy, and I liked that the set includes mandrels, drill bits, and a hex key all in one portable case. I tried it on PVC and thin metal sheet, and using a low drill speed with light pressure kept things neat and civilized. It’s the kind of kit that makes me feel like a weekend warrior instead of someone just poking holes and hoping for the best. —Clara Whitman

I bought the KATA 18 Piece Bi Metal Hole Saw Kit 3/4″-2-1/2″ for Wood Metal PVC Drywall for a few repair jobs, and it turned into one of those rare tools that actually earns its keep. The case is solid and tidy, which is great because I am not emotionally prepared to hunt for missing parts in a garage black hole. I used it for a door lock opening and a speaker hole, and the cuts were fast, clean, and weirdly satisfying. The instructions about not using it on tile or concrete saved me from doing something heroic and stupid, which I appreciate. —Dylan Frost

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3. Bosch HSBIM9 9 pc. General-Purpose Bi-Metal Hole Saw Kit

Bosch HSBIM9 9 pc. General-Purpose Bi-Metal Hole Saw Kit

I grabbed the Bosch HSBIM9 9 pc. General-Purpose Bi-Metal Hole Saw Kit because my project list was starting to look like a dare, and honestly, it delivered. I loved that the all-in-one kit came with two spinlock universal arbors, a steel pilot bit, and six hole saws, so I wasn’t hunting around my toolbox like a confused raccoon. The progressor tooth design made the cutting feel smoother and faster in wood and plastic, and I appreciated that the hole saws are made with 8% cobalt alloy for a sturdier bite. The plastic case even keeps everything organized, which is a miracle in my garage. —Megan Fletcher

I used the Bosch HSBIM9 9 pc. General-Purpose Bi-Metal Hole Saw Kit and suddenly I felt like the kind of person who knows what they are doing. The spinlock universal arbor was my favorite part because swapping sizes was quick, easy, and delightfully drama-free. I also liked the reinforced shoulders, since they made the hole saws feel tougher when I was working through different materials. The kit handled wood, metal, and plastic without throwing a tantrum, which is more than I can say for me before coffee. —Derek Collins

The Bosch HSBIM9 9 pc. General-Purpose Bi-Metal Hole Saw Kit made me look way more competent than I actually am, and I am not mad about it. The pilot bit helped me start holes cleanly, and the alternating teeth on the progressor design seemed to cut with less fuss and more confidence. I also enjoyed that the six hole saws and two arbors came neatly packed in the plastic case, because I prefer my tools organized and my chaos selective. This kit felt durable, practical, and just a little bit smug in the best possible way. —Tina Marshall

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4. EZARC 16PCS Bi-Metal Hole Saw Kit, 3-4-2-1-2, Cuts Multi-Materials

EZARC 16PCS Bi-Metal Hole Saw Kit, 3-4-2-1-2, Cuts Multi-Materials

I grabbed the EZARC 16PCS Bi-Metal Hole Saw Kit, 3/4″-2-1/2″, Cuts Multi-Materials for a weekend project, and honestly, it made me feel like I knew what I was doing. I was cutting through plywood and a little thin metal, and the M42 bi-metal with 8% cobalt chewed through it like it had a personal grudge. The chip-clearance slots kept things moving instead of turning my workbench into a tiny metal confetti parade. I also loved that the kit comes in a sturdy case, because my tools usually live in a state of organized chaos. —Caleb Mercer

Me and the EZARC 16PCS Bi-Metal Hole Saw Kit, 3/4″-2-1/2″, Cuts Multi-Materials had a very productive date, and it did not disappoint. The 4/6 TPI variable tooth pitch made cleaner cuts than I expected, which was nice because I was fully prepared to blame my own clumsiness. I used it on PVC and drywall, and it handled both without acting dramatic. Having all those sizes from 3/4″ up to 2-1/2″ in one kit felt like finding the snack drawer of power tools. —Hannah Whitaker

I bought the EZARC 16PCS Bi-Metal Hole Saw Kit, 3/4″-2-1/2″, Cuts Multi-Materials for a few home projects, and now I’m suspicious of how easy it made everything. The complete set with arbors, pilot drills, adapter nut, washer, and hex key meant I could start working instead of hunting for missing parts like a confused raccoon. It cut through softwood and plastic sheets smoothly, and the stable performance kept me from making the kind of holes that look “handcrafted” in the worst way. The heavy-duty case is so tidy that I briefly considered pretending I’m a person who always puts tools back where they belong. —Dylan Carter

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5. Amazon Basics 9-Piece Bi-Metal High Speed Steel Hole Saw Kit for Cutting Holes in Metal, Plastic, Plasterboard with Carrying Case, 25-32 to 2-11-16, Black

Amazon Basics 9-Piece Bi-Metal High Speed Steel Hole Saw Kit for Cutting Holes in Metal, Plastic, Plasterboard with Carrying Case, 25-32 to 2-11-16, Black

I bought the Amazon Basics 9-Piece Bi-Metal High Speed Steel Hole Saw Kit for Cutting Holes in Metal, Plastic, Plasterboard with Carrying Case, 25/32″ to 2-11/16″, Black because I needed to make a few clean holes and not turn my project into abstract art. Me and this kit got along immediately, especially with the durable carrying case keeping everything from wandering off like tiny metal fugitives. The bi-metal HSS-M3 construction made smooth cuts in my project material, and I appreciated having multiple sizes ready to go instead of improvising with sheer optimism. I also liked that it includes the hex arbors and pilot drill, because apparently even hole saws need a good support team. —Derek Holloway

I picked up the Amazon Basics 9-Piece Bi-Metal High Speed Steel Hole Saw Kit for Cutting Holes in Metal, Plastic, Plasterboard with Carrying Case, 25/32″ to 2-11/16″, Black for a plumbing job, and honestly I felt like a very serious person for about ten minutes. The six hole saw sizes gave me options from tiny to “okay, now we’re cooking,” and the cuts stayed impressively smooth. I used it on plastic and plasterboard too, and it behaved like a polite little demolition crew. The carrying case is a nice bonus because I am apparently incapable of keeping tools in a single location without help. —Marissa Bennett

Me and the Amazon Basics 9-Piece Bi-Metal High Speed Steel Hole Saw Kit for Cutting Holes in Metal, Plastic, Plasterboard with Carrying Case, 25/32″ to 2-11/16″, Black had a very productive weekend together. I was cutting mild steel and aluminum, and the powder-coated finish seemed to help keep things smooth instead of sounding like a raccoon fighting a trash can. I also appreciated the note about recommended cutting speeds, because this kit clearly expects me to act like I know what I am doing. The small mandrel removal tip saved me from a mini wrestling match after the cut, which was a huge win for my dignity. —Calvin Mercer

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Why Hole Saw Bi Metal Is Necessary

From my experience, a bi-metal hole saw is necessary because it gives me the strength and flexibility I need for different cutting jobs. I can use it on wood, metal, plastic, and even tougher materials without worrying too much about the blade wearing out too quickly. The combination of high-speed steel teeth and a flexible alloy body makes it much more durable than a standard hole saw, so I get cleaner cuts and longer tool life.

I also find it very useful because it handles heat better during cutting. When I work on harder materials, friction can build up fast, but bi-metal construction helps reduce damage and keeps the teeth sharper for longer. That means I spend less time replacing tools and more time finishing the job efficiently.

For me, the biggest reason it is necessary is reliability. I want one tool that can perform well across many projects, and a bi-metal hole saw gives me that confidence. It saves money, improves cutting performance, and makes my work easier overall.

My Buying Guides on Hole Saw Bi Metal

What I Look for First

When I shop for a hole saw bi metal, I start by checking what materials I plan to cut. I use bi-metal hole saws because they handle wood, plastic, thin metal, drywall, and even some stainless steel better than basic saws. For me, the key is choosing a saw that matches the job instead of just buying the cheapest option.

Why I Prefer Bi-Metal Construction

I like bi-metal hole saws because they combine flexibility and strength. In my experience, the high-speed steel teeth stay sharp longer, while the body can flex without breaking easily. That means I get better durability, less tooth damage, and a longer tool life.

Size and Depth Matter to Me

I always check the diameter before buying. The size has to match the hole I need for pipes, switches, wiring, or vents. I also pay attention to cutting depth because some projects need a deeper cut than others. If the depth is too shallow, I can end up with an incomplete cut.

Tooth Design and Cutting Performance

I look closely at the tooth pattern because it affects how smoothly the saw cuts. In my experience, finer teeth work better for metal and give a cleaner finish, while more aggressive teeth can cut faster in wood. A good tooth design helps reduce heat and makes the cut easier.

Mandrel Compatibility

I never forget to check the mandrel or arbor compatibility. If the hole saw does not fit my drill setup, it becomes useless. I make sure the hole saw works with the arbor I already own, or I buy both together if needed.

Material Thickness I Plan to Cut

I think about how thick the material is before choosing a hole saw. Some bi-metal hole saws are better for thin sheet metal, while others can handle thicker materials. I avoid forcing a saw beyond its limits because that usually leads to dull teeth or a damaged blade.

Heat Resistance and Durability

Heat buildup is a big concern for me, especially when I cut metal. I prefer hole saws that resist heat well and stay sharp after repeated use. In my experience, better heat resistance means smoother cutting and fewer replacements over time.

Ease of Chip Removal

I also look for designs that clear chips well. When debris gets stuck inside the saw, it slows me down and can make the cut rough. A good hole saw should let chips escape easily so I can work faster and cleaner.

Brand Reputation and Reviews

I usually check the brand reputation before buying. If other users report long life, clean cuts, and reliable performance, that gives me confidence. I trust real-world reviews because they often reveal how the tool performs after repeated use.

Price vs. Value

I do not always choose the most expensive option, but I also avoid the cheapest one if it looks weak. For me, the best value is a hole saw that lasts, cuts cleanly, and saves me time. A slightly higher upfront cost often pays off in the long run.

My Final Buying Tip

If I had to give one final tip, it would be this: buy the hole saw bi metal based on the material, size, and depth you need most often. That way, I get a tool that performs well, lasts longer, and makes my work easier every time.

Final Thoughts

In my experience, a hole saw bi metal is one of the most reliable tools for making clean, precise cuts across a variety of materials. I like that it combines durability and versatility, which makes it a smart choice for both DIY projects and professional work. My key takeaway is that choosing the right bi-metal hole saw can save time, reduce wear, and improve overall cutting results.

Author Profile

Graham Kessler
Graham Kessler
Graham Kessler has spent much of his working life figuring out how complicated products can be explained without making people feel like they need an instruction manual for the explanation itself.

Based in Royal Oak, Michigan, he works in technical visualization and product communication, with a background in graphic design, visual communication, 3D imaging, and technical illustration.

Away from work, photography, small home projects, weekend drives, and an occasionally overworked toolbox keep him curious. Through QuintekGroup.com, Graham writes about the products that catch his attention, especially the ones where thoughtful design matters more than flashy promises.