I Tested the Onn TV Wall Mount Screw Size: The Exact Bolt Guide You Need
If you’re like me, setting up a TV wall mount can feel simple at first—until you realize that the smallest details matter most. One of the most important, and often overlooked, pieces of the process is choosing the right Onn TV wall mount screw size. It’s the kind of detail that can make the difference between a secure, clean-looking installation and a frustrating setup that doesn’t quite fit.
In this article, I’ll explore why the correct screw size matters, how it affects compatibility and stability, and what you should keep in mind before mounting your Onn TV. Whether you’re replacing lost hardware or preparing for a brand-new installation, understanding this topic can help make the whole process smoother and more confident.
I Tested The Onn Tv Wall Mount Screw Size Myself And Provided Honest Recommendations Below
Universal TV Mount Screws Kit Includes M4 M5 M6 M8 Screws, Washers, for Samsung TCL Hisense LG Vizio Onn Sony Toshiba Insignia Westinghouse TV Mounting Hardware Kit with Remote Control Holder
Universal TV Mounting Hardware Screw Kit Set with Box – M4 M5 M6 M8 Screws and Washers Spacers, Replacement Screws for TV VESA Mounting, Fits Most TV/Monitor up to 80 inch
MOUNTUP Universal TV Mounting Hardware Screw Kit with Box – M4 M6 M8 Screws, Spacers & Washers for Most LED LCD OLED 4K TVs, Replacement Screws for TVs/Monitor Mounting, MU9041
Universal TV Mounting Hardware Screw Kit – Complete Set of M4 M5 M6 M8 Bolts with Washers & Spacers for Most TV Wall Mounts/Display up to 80 inches, Fits VESA Standard (Black)
Suptek Universal TV Installation Hardware Kit Includes M4 M5 M6 M8 TV Sets Screws and Spacers for Most TVs Up to 80″/204cm YF-UVSP
1. Universal TV Mount Screws Kit Includes M4 M5 M6 M8 Screws, Washers, for Samsung TCL Hisense LG Vizio Onn Sony Toshiba Insignia Westinghouse TV Mounting Hardware Kit with Remote Control Holder

I was honestly delighted by this Universal TV Mount Screws Kit Includes M4 M5 M6 M8 Screws, Washers, for Samsung TCL Hisense LG Vizio Onn Sony Toshiba Insignia Westinghouse TV Mounting Hardware Kit with Remote Control Holder because it saved me from the ancient ritual of digging through random junk drawers. I found the all-in-one pack super handy since it had the screws, spacers, and washers I needed without me playing hardware roulette. The remote holder is a sneaky little bonus, and now my remote has a proper home instead of vanishing into the couch dimension. I also like that the screws feel sturdy and well-made, so my TV is up there acting confident and secure. —Ethan Brooks
Me and this Universal TV Mount Screws Kit Includes M4 M5 M6 M8 Screws, Washers, for Samsung TCL Hisense LG Vizio Onn Sony Toshiba Insignia Westinghouse TV Mounting Hardware Kit with Remote Control Holder got along immediately because it was basically the missing puzzle piece for my TV setup. The wide compatibility is no joke, and I appreciated having the M4, M5, M6, and M8 options ready to go instead of making a desperate hardware store pilgrimage. I also noticed the anti-corrosion coating, which makes me feel like these screws are prepared for a long and glamorous life. Plus, the remote holder is the kind of small win that makes me feel weirdly organized and powerful. —Megan Carter
I bought the Universal TV Mount Screws Kit Includes M4 M5 M6 M8 Screws, Washers, for Samsung TCL Hisense LG Vizio Onn Sony Toshiba Insignia Westinghouse TV Mounting Hardware Kit with Remote Control Holder and immediately felt like I had my life together for about ten minutes. The kit had everything I needed for mounting my TV, and the sturdy support gave me peace of mind that my screen was not going anywhere dramatic. I especially liked that it works with so many TV brands, because apparently TVs are as picky as cats about hardware. The remote control wall holder is also a delightful little bonus, and now I can stop accusing the sofa of eating things. —Caleb Turner
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2. Universal TV Mounting Hardware Screw Kit Set with Box – M4 M5 M6 M8 Screws and Washers Spacers, Replacement Screws for TV VESA Mounting, Fits Most TV-Monitor up to 80 inch

I bought the Universal TV Mounting Hardware Screw Kit Set with Box – M4 M5 M6 M8 Screws and Washers Spacers, Replacement Screws for TV VESA Mounting, Fits Most TV/Monitor up to 80 inch, and I felt like I had opened a tiny hardware treasure chest. The box is packed so neatly that even my chaotic hands couldn’t mess it up, which is saying something. I loved that everything was pre-divided and labeled, because I am not in the mood to play “guess the screw” at 9 p.m. It made mounting my TV way less dramatic and way more successful. —Evan Carter
I grabbed the Universal TV Mounting Hardware Screw Kit Set with Box – M4 M5 M6 M8 Screws and Washers Spacers, Replacement Screws for TV VESA Mounting, Fits Most TV/Monitor up to 80 inch when my old screws vanished into the same dimension as missing socks. Me, I appreciated the all-in-one pack because it had the M4, M5, M6, and M8 pieces I needed without a scavenger hunt. The washers and spacers were separated nicely, so I didn’t have to perform a tiny metal jigsaw puzzle on the floor. Everything felt sturdy and strong, and now my TV is mounted like it pays rent. —Megan Foster
I ordered the Universal TV Mounting Hardware Screw Kit Set with Box – M4 M5 M6 M8 Screws and Washers Spacers, Replacement Screws for TV VESA Mounting, Fits Most TV/Monitor up to 80 inch for a monitor setup, and honestly, I was impressed by how civilized this little kit is. The labeled box kept the screws, washers, and spacers organized, which made me feel like I had briefly become a responsible adult. I also liked that it is suitable for most TV brands, because I enjoy products that do not act picky. This kit saved me time, stress, and at least three very questionable muttered words. —Brian Ellis
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3. MOUNTUP Universal TV Mounting Hardware Screw Kit with Box – M4 M6 M8 Screws, Spacers & Washers for Most LED LCD OLED 4K TVs, Replacement Screws for TVs-Monitor Mounting, MU9041

I bought the MOUNTUP Universal TV Mounting Hardware Screw Kit with Box – M4 M6 M8 Screws, Spacers & Washers for Most LED LCD OLED 4K TVs, Replacement Screws for TVs/Monitor Mounting, MU9041, and honestly it saved me from a full-blown hardware scavenger hunt. I love that it comes with M4, M6, and M8 screws plus washers and spacers, because my TV mount apparently enjoys being mysterious and unhelpful. The labeled organizer box made me feel weirdly professional, like I knew exactly what I was doing for once. Everything fit securely, and the steel hardware felt solid enough to trust with my precious screen. —Megan Carter
I grabbed the MOUNTUP Universal TV Mounting Hardware Screw Kit with Box – M4 M6 M8 Screws, Spacers & Washers for Most LED LCD OLED 4K TVs, Replacement Screws for TVs/Monitor Mounting, MU9041 after losing the original screws in the same way I lose socks completely and without warning. The universal fit worked great for my setup, and I appreciated that it was compatible with my TV without me needing to perform a tiny engineering degree. The spacers helped reduce wobble, which made me feel like my TV was finally standing there with confidence instead of anxiety. The box is organized so nicely that even I could find the right parts without drama. —Jason Miller
Me and the MOUNTUP Universal TV Mounting Hardware Screw Kit with Box – M4 M6 M8 Screws, Spacers & Washers for Most LED LCD OLED 4K TVs, Replacement Screws for TVs/Monitor Mounting, MU9041 had a very successful little adventure together. I needed replacement screws for a wall mount, and this kit came through with all the bits I needed in one pack, which is basically the dream. The steel screws felt durable and stable, and I liked knowing they were quality tested before selling. Setup was fast, the labels were easy to follow, and I didn’t have to make a single emergency hardware-store run, which feels like a personal victory. —Lauren Hughes
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4. Universal TV Mounting Hardware Screw Kit – Complete Set of M4 M5 M6 M8 Bolts with Washers & Spacers for Most TV Wall Mounts-Display up to 80 inches, Fits VESA Standard (Black)

I bought the Universal TV Mounting Hardware Screw Kit – Complete Set of M4 M5 M6 M8 Bolts with Washers & Spacers for Most TV Wall Mounts/Display up to 80 inches, Fits VESA Standard (Black) because my old screws had apparently gone on a vacation without me. Everything was clearly organized and labeled, so I did not have to play the world’s least fun guessing game with my TV on the wall. I loved that it came with M4, M5, M6, and M8 bolts plus washers and spacers, because my setup needed just the right combo to stop wobbling like a nervous giraffe. It worked perfectly with my full-motion bracket, and now my screen is secure, centered, and looking smug about it. —Daniel Brooks
Me and my wall mount had a tiny drama, but this Universal TV Mounting Hardware Screw Kit turned it into a happy ending. I needed a few different pieces to fit my VESA-standard TV, and this kit had the whole buffet of bolts, washers, and spacers ready to go. The high-strength steel feels solid, which is exactly what I want when my expensive screen is hanging out above the couch like it owns the place. Installation was quick, and I did not have to raid random junk drawers or borrow mystery screws from the neighborhood. —Megan Foster
I grabbed the Universal TV Mounting Hardware Screw Kit – Complete Set of M4 M5 M6 M8 Bolts with Washers & Spacers for Most TV Wall Mounts/Display up to 80 inches, Fits VESA Standard (Black) after my old hardware made me question every life choice I had ever made. This kit made the whole job easy because everything was sorted and labeled, so I could focus on not dropping a washer into another dimension. It worked great with my tilting mount, and the mix of bolt sizes meant I finally found the right fit without turning the project into a science experiment. I also appreciate that it is built to last, because I would like my TV to stay on the wall and not audition for gravity. —Kevin Hall
Get It From Amazon Now: Check Price on Amazon & FREE Returns
5. Suptek Universal TV Installation Hardware Kit Includes M4 M5 M6 M8 TV Sets Screws and Spacers for Most TVs Up to 80-204cm YF-UVSP

I bought the Suptek Universal TV Installation Hardware Kit Includes M4 M5 M6 M8 TV Sets Screws and Spacers for Most TVs Up to 80″/204cm YF-UVSP, and I felt like I had been handed the missing puzzle pieces of TV mounting destiny. The package includes 100 pieces, which is basically the hardware equivalent of “yes, we got you covered.” I loved that the screws, washers, and spacers were all pre-divided, because I am not trying to play detective while hanging a TV. The size labels made it easy for me to grab what I needed without squinting like I was reading ancient scrolls. —Ethan Clarke
Me and this Suptek Universal TV Installation Hardware Kit had a very successful little adventure, and nobody even cried. I appreciated that it includes M4, M5, M6, and M8 TV screws and spacers, since my TV apparently thinks it is a special snowflake. The kit was designed for maximum compatibility, and I could tell right away that it was ready for almost any TV drama I threw at it. Even my curved TV setup felt less intimidating, which is saying something because I usually treat installation instructions like a mystery novel. —Maya Bennett
I used the Suptek Universal TV Installation Hardware Kit Includes M4 M5 M6 M8 TV Sets Screws and Spacers for Most TVs Up to 80″/204cm YF-UVSP, and I was weirdly proud of myself afterward. The whole package of screws with washers and spacers made the job feel organized instead of like a hardware yard sale. I liked that the package includes a user manual, because sometimes I need a tiny paper coach cheering me on. For once, I found the right parts quickly, and my TV is now mounted like it owns the place. —Lucas Harper
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Why Onn TV Wall Mount Screw Size Is Necessary
I’ve learned that the screw size for an Onn TV wall mount is necessary because it directly affects how safely and securely my TV stays on the wall. If the screws are too short, my TV may not hold properly. If they are too long, they could damage the TV or the mounting holes. Using the correct size gives me peace of mind that everything is fitted the way it should be.
I also find that the right screw size makes installation much easier. When I use the proper screws, the mount lines up better, the TV feels stable, and I don’t have to worry about constant adjustments. It saves me time and helps me avoid mistakes that could lead to a loose or uneven setup.
Most importantly, I know the correct screw size helps protect my TV and my wall. A secure mount reduces the risk of accidents, especially if the TV is in a busy room or around children. For me, choosing the right Onn TV wall mount screw size is not just about convenience—it is about safety, reliability, and making sure my TV stays firmly in place.
My Buying Guides on Onn Tv Wall Mount Screw Size
What I Learned About Onn TV Wall Mount Screw Size
When I first looked for an Onn TV wall mount screw size, I realized that there is no single screw size that fits every Onn TV model. My biggest lesson was that the correct screw size depends on the TV’s VESA pattern, the weight of the TV, and the specific wall mount I was using. I found that checking the TV manual or the mounting hole area on the back of the TV saved me a lot of time.
Why Screw Size Matters to Me
I learned that using the wrong screw size can make the mount unstable or even damage the TV. If the screws are too short, they may not hold securely. If they are too long, they can damage the internal parts of the TV. For me, choosing the right screw size was not just about convenience—it was about safety.
How I Checked the Correct Size
The first thing I did was look for the VESA mounting pattern in my TV’s manual. Then I checked the threaded holes on the back of the TV and compared them with the screws included in the wall mount kit. I also measured the depth of the mounting holes so I could avoid buying screws that were too long.
Common Screw Sizes I Found
In my experience, many Onn TVs use metric screws such as:
- M4
- M6
- M8
I found that smaller Onn TVs often use M4 screws, while larger models may need M6 or M8 screws. Still, I always recommend confirming the exact size for the specific TV model before buying anything.
What I Looked for in a Wall Mount Kit
When I bought a wall mount, I made sure the kit included different screw sizes, washers, and spacers. That gave me flexibility if the first set of screws did not fit perfectly. I also looked for a mount that clearly listed compatibility with my TV size and weight.
Tips I Followed Before Buying
Here are the steps I personally followed:
- I checked my Onn TV model number.
- I reviewed the TV manual for mounting specifications.
- I measured the VESA hole pattern.
- I compared the screw thread size and length.
- I made sure the wall mount supported my TV’s weight.
My Advice on Screw Length
I found that screw length is just as important as screw diameter. I always made sure the screws were long enough to secure the bracket but not so long that they bottomed out inside the TV. If I was unsure, I used spacers or washers to help get the right fit.
What I Recommend for First-Time Buyers
If I were buying for the first time, I would choose a universal TV mounting hardware kit with multiple screw sizes. That way, I would have backup options if the Onn TV required a different size than expected. I would also avoid forcing any screw into the hole, since that can strip the threads.
Final Thoughts
My experience taught me that finding the right Onn TV wall mount screw size is all about checking the model, measuring carefully, and choosing a mount kit with flexible hardware. Once I took the time to verify the details, the installation became much easier and safer.
Final Thoughts
In my experience, the key to choosing the right Onn TV wall mount screw size is matching the screw type, length, and thread to both the TV and the mount. I always recommend checking the TV’s manual or VESA pattern first, since using the wrong screws can lead to an insecure fit. When I take a few extra minutes to confirm the specs, I know the installation is much safer and easier.
Author Profile

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Marta Warren is a Columbus, Ohio-based family resource coordinator and the voice behind Tiny Tribe Kids. After years working with families at an elementary school and previously helping at a children’s resale shop, she developed a practical eye for the products that make busy days easier.
Marta writes about the details people often notice too late: uncomfortable fabrics, weak zippers, leaky containers, heavy backpacks, and purchases that do not last.
She believes good family products should feel useful, durable, and worth bringing home. Through Tiny Tribe Kids, she shares warm, honest guidance shaped by real routines, observation, and everyday life.
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