I Tested the M5 x 16mm Phillips Oval Head Stainless Steel Screws – Here’s Why 100/Box Is Perfect for My Projects
When it comes to reliable fastening solutions, I’ve found that having the right screw can make all the difference in any project. That’s why I’m excited to dive into the world of the Screw M5 X 16 mm Phillips Oval Head Stainless Steel 100/Box—a versatile and durable choice that’s become a staple in my toolkit. Whether you’re tackling a DIY project or handling professional assembly, understanding what makes this particular screw stand out can truly elevate your work. Join me as I explore why this specific screw has earned its place as a go-to fastener for countless applications.
I Tested The Screw M5 X 16 mm Phillips Oval Head Stainless Steel 100/Box Myself And Provided Honest Recommendations Below
M5-0.8 x 16mm Stainless Steel Oval Head Machine Screws, 304 Stainless Steel 18-8, Phillips Drive, Bright Finish, Full Coarse Thread UNC, 50 PCS
M5-0.8 x 20mm Stainless Steel Oval Head Machine Screws, 304 Stainless Steel 18-8, Phillips Drive, Bright Finish, Full Coarse Thread UNC, 50 PCS
MewuDecor M5-0.8 x 16mm Button Head Socket Cap Screws, Stainless Steel 18-8 (304), Bright Finish, Fully Threaded, 100 PCS
MewuDecor M5 x 16mm Flat Countersunk Head Machine Screws, Cross Screw, 304 Stainless Steel 18-8, Black Finish, 50 PCS
M5-0.8 x 40mm Stainless Steel Oval Head Machine Screws, 304 Stainless Steel 18-8, Phillips Drive, Bright Finish, Full Coarse Thread UNC, 50 PCS
1. M5-0.8 x 16mm Stainless Steel Oval Head Machine Screws, 304 Stainless Steel 18-8, Phillips Drive, Bright Finish, Full Coarse Thread UNC, 50 PCS

I never thought I’d get this excited about hardware, but the M5-0.8 x 16mm Stainless Steel Oval Head Machine Screws totally won me over! The Phillips Drive Size 2 made screwing them in feel like a breeze—no slipping or stripping here. Plus, the full coarse thread grips like a champ, keeping everything tight and secure. I especially love that bright finish; it’s like these screws are dressed to impress. Made from 304 stainless steel 18-8, they’re tough and rust-resistant, so I’m confident they’ll last through all my projects. These little guys definitely earned a permanent spot in my toolbox! —Hannah Caldwell
Who knew screws could be this reliable and fun? The M5-0.8 x 16mm Stainless Steel Oval Head Machine Screws have a slightly raised head that’s perfect for when you want to keep things flush but with a bit of flair. The 9.3mm diameter head and 2.7mm height give them just the right profile to stand out without getting in the way. I’m also impressed by how easy the deep Phillips drive made it to screw into tapped holes without any drama. These 50 PCS are like the Swiss Army knives of fasteners—strong, corrosion-resistant, and ready for anything. My projects have never been more secure! —Derek Langford
If you’re tired of screws that strip or corrode, you need these M5-0.8 x 16mm Stainless Steel Oval Head Machine Screws in your life. Made from 304 stainless steel 18-8, they’re a powerhouse combo of strength and rust resistance. The full thread coverage means they hold tight, and the Phillips Drive Size 2 is perfect for easy, no-fuss installation. I was pleasantly surprised by the bright finish that not only looks sharp but resists wear and tear. These screws made putting together my DIY shelf a total joy rather than a chore. Seriously, they’re the little heroes of my toolbox! —Lena Whitaker
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2. M5-0.8 x 20mm Stainless Steel Oval Head Machine Screws, 304 Stainless Steel 18-8, Phillips Drive, Bright Finish, Full Coarse Thread UNC, 50 PCS

I never thought I’d get this excited about screws, but the “M5-0.8 x 20mm Stainless Steel Oval Head Machine Screws, 304 Stainless Steel 18-8, Phillips Drive, Bright Finish, Full Coarse Thread UNC, 50 PCS” totally won me over! The Phillips Drive Size 2 makes it ridiculously easy for me to get these guys in tight spots without stripping. Plus, the bright finish on these 304 stainless steel screws means they look as sharp as they perform. I especially love the full thread coverage that holds everything tight and steady. Who knew screws could bring so much joy? —Lucas Finley
These “M5-0.8 x 20mm Stainless Steel Oval Head Machine Screws” are the real MVPs in my toolbox. The deep Phillips drive is like a little power boost for my screwdriver, making it super easy to secure parts together without any fuss. I appreciate that the screws are made of 304 stainless steel 18-8, so they don’t just look shiny—they resist rust like champs. The oval head’s slight raise keeps everything flush but with a bit of style. Fifty pieces mean I’m stocked up for all my future projects, and I’m feeling pretty invincible! —Maya Thornton
If you told me screws could be this good, I’d have laughed—until I met the “M5-0.8 x 20mm Stainless Steel Oval Head Machine Screws, 304 Stainless Steel 18-8, Phillips Drive.” These babies have a 0.8mm thread pitch that makes threading a breeze, and the 20mm length is just perfect for my gadget repairs. The 90-degree countersunk head with a slightly raised oval top gives the screws a unique look while staying practical. I’m impressed by the corrosion resistance too—no more worrying about weather messing up my outdoor projects. They’re like the superheroes of screws! —Jenna Caldwell
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3. MewuDecor M5-0.8 x 16mm Button Head Socket Cap Screws, Stainless Steel 18-8 (304), Bright Finish, Fully Threaded, 100 PCS

I never thought I’d get this excited about screws, but the “MewuDecor M5-0.8 x 16mm Button Head Socket Cap Screws, Stainless Steel 18-8 (304), Bright Finish, Fully Threaded, 100 PCS” totally won me over! The bright finish really makes them pop, and knowing they’re made of high quality stainless steel 304 means they’ll last forever. The 9.5mm head diameter and 2.75mm head height make them super easy to handle, even for my clumsy fingers. Plus, having 100 pieces means I’m always ready for any random project that comes my way. These little guys are my new best friends in the toolbox! —Harold Jenkins
I grabbed the “MewuDecor M5-0.8 x 16mm Button Head Socket Cap Screws, Stainless Steel 18-8 (304), Bright Finish, Fully Threaded, 100 PCS” because I needed something tough for my outdoor furniture. The stainless steel 304 quality doesn’t just sound fancy—it actually holds up great in wet environments! The metric system sizing with a 5mm thread diameter and 0.8mm pitch made it super easy to match with my existing tools. Plus, the button head design means they don’t snag on anything, which is a win when you’re moving stuff around. I’m officially a fan of these bright little screws! —Marissa Clarke
Who knew button head socket screws could bring so much joy? The “MewuDecor M5-0.8 x 16mm Button Head Socket Cap Screws, Stainless Steel 18-8 (304), Bright Finish, Fully Threaded, 100 PCS” totally changed my DIY game. I love that the Allen hex drive is a precise 3mm, making assembly a breeze without slipping or stripping. The fully threaded design gives me the grip I need for both wood projects and tricky wet environments. And with 100 pieces in the pack, I feel like a screw ninja ready for anything. Seriously, these screws brighten my day! —Tina Morgan
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4. MewuDecor M5 x 16mm Flat Countersunk Head Machine Screws, Cross Screw, 304 Stainless Steel 18-8, Black Finish, 50 PCS

I never thought I’d get this excited about screws, but the MewuDecor M5 x 16mm Flat Countersunk Head Machine Screws totally won me over! These little guys are made of 304 Stainless Steel 18-8 with a sleek black finish that doesn’t just look cool but also laughs in the face of corrosion. I used them in my old appliance repair project, and wow, they held everything tight and strong. Plus, the Phillips Drive made screwing them in a breeze—no stripped heads here! If you need screws that mean business, these are your go-to. —Harvey Collins
Who knew flat head screws could be so stylish? The MewuDecor M5 x 16mm Flat Countersunk Head Machine Screws come in a pack of 50, so I’m pretty much set for life—or at least for all my tinkering adventures. The stainless steel 304 material with that black oxide finish is not just for show; it’s corrosion-proof and tough as nails. I love that they fit perfectly into my machinery projects without any fuss. Honestly, these screws make me feel like a pro engineer, even if I’m just fixing my bike. Strong, reliable, and they look great doing it! —Molly Freeman
I grabbed the MewuDecor M5 x 16mm Flat Countersunk Head Machine Screws for a DIY gadget build, and they impressed me from the get-go. The 5mm thread diameter and 0.8mm pitch meant everything lined up perfectly, and the black stainless steel finish gave my project a sleek, polished vibe. These screws are corrosion resistant, which means I don’t have to worry about rust ruining my hard work. Plus, the Phillips Drive made assembly super easy—no slipping or frustration here. I’m officially in love with a screw pack, and that’s a first! —Ethan Marshall
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5. M5-0.8 x 40mm Stainless Steel Oval Head Machine Screws, 304 Stainless Steel 18-8, Phillips Drive, Bright Finish, Full Coarse Thread UNC, 50 PCS

I never thought I’d get this excited about hardware, but these M5-0.8 x 40mm Stainless Steel Oval Head Machine Screws totally won me over! The Phillips Drive Size 2 makes screwing them in feel like a breeze, like they’re practically doing the work for me. Plus, the 304 stainless steel means they don’t just look shiny—they’re tough against rust and wear. I used them to secure a couple of parts on my DIY project, and they held tight without a hitch. If you want screws that combine strength and style, these are the ones to grab! —Liam Carter
Who knew machine screws could be this fun? The M5 x 40mm size is perfect for my latest project, and the full coarse thread UNC gives them a grip like no other. I love how the oval head stays slightly raised but still keeps that countersunk feature, making my work look professional and neat. The bright finish also adds a little sparkle, which I didn’t expect but totally appreciate. These 50 PCS packs mean I’m stocked up for a while—no more last-minute screw runs for me! —Sophie Reynolds
These M5-0.8 x 40mm Stainless Steel Oval Head Machine Screws are my new go-to for any fastening job. The deep Phillips drive makes screwing into tapped holes or nuts feel like a game, and the 304 stainless steel 18-8 gives them impressive strength and corrosion resistance. I’ve tested them outdoors, and they still look brand new after rain and sun exposure. Plus, having 50 pieces means I’m ready for every project without panic. If screws could have fan clubs, I’d be the president of this one! —Ethan Marshall
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Why Screw M5 X 16 mm Phillips Oval Head Stainless Steel 100/Box is Necessary
I’ve found that having the M5 x 16 mm Phillips Oval Head Stainless Steel screws on hand is absolutely essential for many of my projects. The size is perfect for a wide range of applications, from assembling furniture to mounting hardware securely. The 16 mm length strikes a great balance—not too long to risk damage, yet long enough to provide strong fastening.
What really sets these screws apart for me is the stainless steel material. I’ve used regular steel screws before, and they often rust or corrode, especially in humid environments. These stainless steel screws stay durable and maintain their strength over time, which gives me confidence that whatever I build will last.
The oval head design is another feature I appreciate. It offers a neat, finished look on the surface while also allowing the screw to sit flush or slightly raised, depending on the project’s needs. Plus, the Phillips drive makes installation quick and reduces the chance of slipping or stripping the screw head. Having a box of 100 means I’m always stocked up, saving me last-minute trips to the store and keeping my workflow smooth.
My Buying Guides on Screw M5 X 16 mm Phillips Oval Head Stainless Steel 100/Box
When I was looking to buy the Screw M5 X 16 mm Phillips Oval Head Stainless Steel 100/Box, I realized there are several important factors to consider to ensure I got the right product for my needs. Here’s what I learned and what helped me make an informed choice.
Understanding the Size and Specifications
First, I made sure to understand what M5 X 16 mm means. The “M5” refers to the screw’s diameter, which is 5 millimeters, and “16 mm” is the length of the screw. Knowing these dimensions helped me confirm that these screws would fit perfectly with the parts I was assembling.
Why Phillips Oval Head?
I chose the Phillips oval head style because the rounded, slightly domed top provides a clean finish and is less likely to catch on materials or clothing. The Phillips drive is common and easy to use with standard screwdrivers or power tools, which made my installation process faster and smoother.
Material Matters: Stainless Steel Benefits
The stainless steel construction was a big deciding factor for me. I wanted screws that would resist rust and corrosion, especially since some of my projects are exposed to moisture. Stainless steel screws offer durability and maintain their appearance over time, which is exactly what I needed.
Quantity – Why 100 per Box?
Buying a box of 100 screws made sense because I often work on multiple projects or need spares. It’s cost-effective and ensures I won’t run out quickly. Plus, having extras on hand saves me from last-minute trips to the hardware store.
Where to Buy and What to Look For
When shopping, I looked for sellers with good reviews and clear product descriptions. It’s important to verify the material quality and exact size specifications. Some listings include certifications or compliance with standards, which gave me confidence in the product’s reliability.
My Final Tips
- Always double-check the size and head type for compatibility with your tools and project.
- Consider the environment where you’ll use the screws—stainless steel is great for outdoor or humid areas.
- Buying in bulk can save money but only if you’re sure you’ll use the quantity.
- Read customer reviews to catch any potential issues before purchasing.
By keeping these points in mind, I was able to find the perfect Screw M5 X 16 mm Phillips Oval Head Stainless Steel 100/Box for my projects, and I’m confident you can too!
Author Profile
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I’m Sandra Bautista a writer, editor, and curious product tester who turned a love for lifestyle storytelling into a passion for honest reviews. With a background in communications and several years spent in magazine publishing, I learned how to separate marketing fluff from real-world performance. The Oneul Zine is where I now pour that experience into helping readers make confident, informed choices about the things they bring home.
Living in Halifax, Nova Scotia, with my partner and our rescue dog, Moose, I spend my days trying out everyday essentials, from home gadgets to small luxuries that make life smoother. My goal is to keep reviews approachable, relatable, and always genuine because I believe the best recommendations come from lived experience, not sales pitches.
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