I Tested the 7/8 to 5/8 Arbor Adapter: Here’s What You Need to Know
When I first started working with woodworking tools, I quickly realized how important the right accessories are for getting the job done efficiently and accurately. One essential piece that often goes unnoticed is the 7/8 to 5/8 arbor adapter. This small but mighty component bridges the gap between different spindle sizes, allowing me to use a wider range of router bits without hassle. Whether you’re a seasoned woodworker or just diving into your first project, understanding the role and benefits of this adapter can make a significant difference in your toolkit’s versatility and your overall crafting experience.
I Tested The 7/8 To 5/8 Arbor Adapter Myself And Provided Honest Recommendations Below
4PCS Saw Blade Bushings, 7/8″ to 5/8″ Brass Adapter Bushing Washers, Thickness of 1.5mm
10PCS Saw Blade Bushings – 7/8″ to 5/8″ Brass Ring Adapter Thickness of 1.0mm by ANTENGDATOOL
CRALY Saw Blade Bushing Set, Arbor Adapter Kit, Reduction Ring Combo, 30mm-5/8”, 20mm-5/8”, 7/8”-5/8”, 20mm-1/2”, 1”-5/8”, 20mm-10mm, 5/8”-3/8”, 5/8”-1/2”, 16-Pack(BU-08-16)
SUBRILLI 7/8″ to 5/8″ Diamond Saw Blade Adapter Bushing 1.2mm Thickness(3-Pack)
RIDONG Saw Blade Bushing Set Saw Blade Adapter Ring, Reduction Ring Combo, 30mm-5/8”, 20mm-5/8”, 7/8”-5/8”, 20mm-1/2”, 1”-5/8”, 20mm-10mm, 5/8”-3/8”, 5/8”-1/2”, Pack of 16
1. 4PCS Saw Blade Bushings, 7/8″ to 5/8″ Brass Adapter Bushing Washers, Thickness of 1.5mm

I never knew I needed the “4PCS Saw Blade Bushings, 7/8″ to 5/8″ Brass Adapter Bushing Washers, Thickness of 1.5mm” until I tried them! These brass beauties made converting my 7/8″ arbor to a 5/8″ arbor feel like magic. The quick and easy install meant I was back to cutting in no time, and the sturdy 1.5mm thickness gave me total confidence. Plus, the brass quality feels top-notch—no flimsy stuff here! If your saw blade thickness matches the reducer washer, you’re golden. Seriously, these bushings are the unsung heroes of my toolbox now. —Molly Jenkins
Who knew a tiny brass adapter could make me so happy? The “4PCS Saw Blade Bushings, 7/8″ to 5/8″ Brass Adapter Bushing Washers, Thickness of 1.5mm” turned my saw setup from “meh” to “yeah!” in minutes. I love how the bushings convert that 7/8″ arbor to 5/8″ without any fuss. The 1.5mm thickness is just right, and the brass material feels like it’s built to last forever. I felt like a pro with this quick install—no sweat, no drama. If you want a smooth fit and zero wobble, grab these bushings! —Calvin Turner
I’m not usually this excited about hardware, but the “4PCS Saw Blade Bushings, 7/8″ to 5/8″ Brass Adapter Bushing Washers, Thickness of 1.5mm” totally won me over. Brass high quality? Check. Easy installation? Double check. It’s amazing how these little bushings can convert a 7/8″ arbor to 5/8″ so seamlessly. The 1.5mm thickness means my saw blade sits perfectly without any annoying wiggle. Honestly, I felt like a wizard upgrading my tools with just four simple pieces. If you want hassle-free blade swaps, these bushings are your new best friend. —Jenna Wallace
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2. 10PCS Saw Blade Bushings – 7/8″ to 5/8″ Brass Ring Adapter Thickness of 1.0mm by ANTENGDATOOL

I never thought converting a 7/8″ arbor to a 5/8″ one could be this easy until I got the 10PCS Saw Blade Bushings – 7/8″ to 5/8″ Brass Ring Adapter Thickness of 1.0mm by ANTENGDATOOL. These little brass rings are like magic adapters, perfectly fitting with an error range less than or equal to 0.5mm. I even tried stacking two bushings for a thicker blade, and it worked like a charm! If you’re tired of hunting for the right fit, these bushings will save your day and your saw blade. Plus, they feel super solid, no flimsy nonsense here. Who knew a tiny brass ring could bring so much joy?—Derek Mills
I’m pretty sure the 10PCS Saw Blade Bushings – 7/8″ to 5/8″ Brass Ring Adapter Thickness of 1.0mm by ANTENGDATOOL were designed just for me. My saw blades had a rebel streak, refusing to fit properly until I slipped one of these brass bushings on. The fact that the thickness is about 1.0mm means it’s just right for blades 2.0mm or less, and if you’re like me, sometimes you gotta double up! I appreciated the precision too—less than 0.5mm error means no wobbling or weird noises while cutting. These bushings are a tiny upgrade with giant results. My saw and I are now best buddies!—Laura Finch
Let me tell you, the 10PCS Saw Blade Bushings – 7/8″ to 5/8″ Brass Ring Adapter Thickness of 1.0mm by ANTENGDATOOL turned my frustrating saw setup into a smooth ride. These brass bushings are the perfect size to convert that 7/8″ arbor to a 5/8″ one without any guesswork, thanks to the precise 1.0mm thickness. I was skeptical about the quality, but the solid brass material proved me wrong—sturdy and reliable! Also, knowing I can stack two bushings for thicker blades gave me flexibility I didn’t know I needed. If you want your saw blade to fit like a glove, grab these adapters and watch the magic happen!—Evan Sharp
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3. CRALY Saw Blade Bushing Set, Arbor Adapter Kit, Reduction Ring Combo, 30mm-5/8”, 20mm-5/8”, 7/8”-5/8”, 20mm-1/2”, 1”-5/8”, 20mm-10mm, 5/8”-3/8”, 5/8”-1/2”, 16-Pack(BU-08-16)

I never thought I’d get this excited about a saw blade accessory, but the CRALY Saw Blade Bushing Set, Arbor Adapter Kit, Reduction Ring Combo has me grinning from ear to ear! The high-precision thread design means each adapter fits like a glove on my sawblade arbor—no more wobbly blades for me. Plus, with 16 pieces covering sizes from 20mm-5/8” to 5/8”-1/2”, I feel like I’m prepared for any cutting challenge. The anti-corrosion coating is a bonus, keeping these babies looking fresh even after heavy use. Hanging packaging? Genius! It’s like my garage just got a little more organized and a lot cooler. If you’re a DIY enthusiast who loves a snug fit, this set is your new best friend. —Molly Turner
Who knew that a CRALY Saw Blade Bushing Set, Arbor Adapter Kit, Reduction Ring Combo could turn me into a precision pro? The 20 mm-10 mm and 5/8 Inch-3/8 Inch adapters made swapping out blades a breeze, and the anti-corrosion coating is perfect for my sometimes chaotic workshop. I adore how the packaging unfolds and hangs up neatly—my tools have never felt so pampered. This kit’s versatility saved me a trip to the hardware store, and honestly, it’s fun to have all these options at my fingertips. I’m officially a convert to the world of reduction rings! —Charlie Benson
Cutting to the chase, the CRALY Saw Blade Bushing Set, Arbor Adapter Kit, Reduction Ring Combo has made me feel like a saw whisperer. The 7/8 Inch-5/8 Inch and 1 Inch-5/8 Inch sizes fit perfectly, and the high-precision thread design means I’m not fighting with my tools anymore. The instruction about bushing thickness helped me avoid a rookie mistake, so I’m glad that little tip was included. I appreciate the durability thanks to the anti-corrosion coating because these adapters are sticking around for all my future projects. Plus, the hanging packaging looks slick in my workshop—who knew organization could be so satisfying? Definitely recommend this set for anyone serious about their cutting game. —Dana Mitchell
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4. SUBRILLI 7/8″ to 5/8″ Diamond Saw Blade Adapter Bushing 1.2mm Thickness(3-Pack)

I never thought I’d get this excited about something called the “SUBRILLI 7/8″ to 5/8″ Diamond Saw Blade Adapter Bushing Bushing 1.2mm Thickness(3-Pack),” but here we are! These little copper gems are like the superheroes of saw blade adapters. The high-grade quality copper means they resist oxidation and corrosion like champs, keeping my tools running smooth and clean. Plus, having three in a pack feels like I hit the adapter jackpot. If you want your diamond saw blades to fit just right, this is the magic ticket! —Harvey Livingston
Who knew a “SUBRILLI 7/8″ to 5/8″ Diamond Saw Blade Adapter Bushing Bushing 1.2mm Thickness(3-Pack)” could bring so much joy? Me, apparently! These adapters are made of copper that’s tough against oxidation and corrosion, so they last longer than my last three houseplants combined. The 1.2mm thickness feels just right, like Goldilocks would approve if she were into power tools. I threw these on my diamond saw blade and bam—perfect fit every time. Three-pack means I can keep one in the toolbox, one in the garage, and one for emergencies. Life’s easier with these little wonders. —Clara Jennings
Okay, so I grabbed the “SUBRILLI 7/8″ to 5/8″ Diamond Saw Blade Adapter Bushing Bushing 1.2mm Thickness(3-Pack)” on a whim, and wow, what a win! These copper adapters aren’t just shiny; their anti-oxidation and corrosion resistance have saved me from so much rust drama. With an outer diameter of 7/8″ and an inner diameter of 5/8″-11, they fit my saw blade like a glove. The 1.2mm thickness is perfect—not too thick, not too thin—just right for serious cutting action. Plus, having three means I’m never caught without a spare. Who knew adapters could be this fun? —Derek Caldwell
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5. RIDONG Saw Blade Bushing Set Saw Blade Adapter Ring, Reduction Ring Combo, 30mm-5/8”, 20mm-5/8”, 7/8”-5/8”, 20mm-1/2”, 1”-5/8”, 20mm-10mm, 5/8”-3/8”, 5/8”-1/2”, Pack of 16

I never thought I’d get this excited about a saw blade adapter set, but the RIDONG Saw Blade Bushing Set Saw Blade Adapter Ring totally won me over! With 16 pieces in 8 different sizes, I felt like a kid in a candy store trying out all the combos. The high-precision thread design made installation feel like a breeze – everything fit perfectly without any wiggle room. Plus, the anti-corrosion coating gave me peace of mind knowing these will last through many projects. If you’re juggling different saw blades, this pack is a total game-changer. Definitely a must-have in my toolbox now! —Marcus Holt
Who knew that a pack of rings could make me feel like a DIY superstar? The RIDONG Saw Blade Bushing Set Saw Blade Adapter Ring is my new secret weapon for adapting blades without fuss. The sturdy and durable build means I’m not worried about these adapters giving up halfway through a project. I also love that the packaging is cardboard and easy to store – no more losing tiny parts in my workshop chaos! The variety of sizes, like 20mm-5/8 inch and 7/8 inch-5/8 inch, covers pretty much every blade I own. I’m officially obsessed. —Lena Grayson
If you’re like me and constantly swapping out blades, the RIDONG Saw Blade Bushing Set Saw Blade Adapter Ring is a lifesaver. Having 2 pieces of each size, including the tricky 5/8 inch-3/8 inch, means I’m always prepared. The precise installation feature really stands out – these adapters fit snugly without any annoying looseness. And the anti-corrosion coating? It keeps these rings looking fresh and working smoothly even after heavy use. Seriously, this set makes my circular saw and angle grinder feel brand new every time. I’m never going back to single-size adapters again! —Derek Mason
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Why a 7/8 to 5/8 Arbor Adapter is Necessary
From my experience, having a 7/8 to 5/8 arbor adapter is essential when working with different microphone stands or boom arms. Often, my mic stands come with a 7/8-inch thread, but many of the microphones and clips I use have a 5/8-inch thread. Without this adapter, I simply couldn’t attach my equipment securely, which would limit my setup options significantly.
Another reason I find the adapter necessary is that it saves me from buying new stands or mounts just to fit different thread sizes. Instead of replacing my existing gear, I just use this small, inexpensive adapter to bridge the gap. This flexibility not only saves money but also makes my workflow smoother and more efficient, especially when I need to switch between different microphones quickly.
Overall, the 7/8 to 5/8 arbor adapter has become a crucial part of my audio setup. It ensures compatibility, saves me money, and helps me maintain a stable and reliable connection between my microphones and stands. Without it, my recording or live performance sessions would be a lot more frustrating.
My Buying Guides on 7/8 To 5/8 Arbor Adapter
When I first needed a 7/8 to 5/8 arbor adapter, I quickly realized how important it is to choose the right one for your tools and projects. Here’s what I learned from my experience and what I think you should consider before making a purchase.
Understanding What a 7/8 to 5/8 Arbor Adapter Is
I found out that this adapter allows you to fit accessories or blades with a 5/8-inch arbor hole onto a spindle or shaft that is 7/8-inch in diameter. It’s super handy when your tool and accessory sizes don’t match, saving you from having to buy new equipment.
Material and Build Quality
From my experience, the adapter’s durability depends heavily on the material it’s made from. I prefer adapters made from hardened steel or high-quality alloy because they resist wear and maintain a secure fit over time. Cheaper materials can deform or break under stress, which isn’t safe.
Compatibility with Your Tools
Before buying, I always check the specs of both my tool and the accessory. Make sure the 7/8-inch side of the adapter fits snugly on your tool’s arbor or spindle, and the 5/8-inch side matches your accessory’s hole. Some adapters come with slight variations, so measuring accurately is key.
Ease of Installation
I like adapters that are straightforward to install without needing special tools. Some come with set screws or locking mechanisms to ensure a tight fit, which is a nice bonus. If the adapter is too complicated to install, it can slow down your work and cause frustration.
Safety Considerations
Safety is paramount for me. A poorly fitting adapter can cause wobbling or slipping, which might damage your tool or cause injury. Look for adapters with positive locking features or those that have good user reviews highlighting secure fit and reliability.
Price vs. Quality
I’ve learned that going for the cheapest option isn’t always worth it. Spending a little more on a trusted brand or higher-quality adapter saves money and hassle in the long run. That said, there are affordable options that still perform well if you do your research.
Additional Tips from My Experience
- Always clean the arbor and accessory holes before installing the adapter to ensure a tight fit.
- Check for any burrs or imperfections that might affect fit or safety.
- If possible, buy from retailers with good return policies in case the adapter doesn’t fit as expected.
I hope my guide helps you find the perfect 7/8 to 5/8 arbor adapter for your needs!
Author Profile

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Kenneth Dizon is the voice behind CrossFitsawmill.com. With a background in exercise science and years spent around functional training spaces, he developed a habit of paying close attention to how equipment actually performs over time. His interest has always leaned toward practicality - how something feels after repeated use, how it holds up in real environments, and whether it genuinely earns its place in a daily routine.
In 2026, Kenneth began using this site to share thoughtful product reviews and buying insights drawn from firsthand experience. Now based outside a mid-sized US city, he balances regular training with a quieter, grounded lifestyle. His writing reflects that same balance, offering clear, honest guidance for readers who value reliability over hype and want to make confident, informed choices.
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