I Tested the .38-16 Bolt Size X 1 Inch: Here’s What You Need to Know!
When I first encountered the term “.38-16 Bolt Size X 1 Inch,” I was intrigued by the precision and specificity that such a designation implies. In the world of hardware, where the right fit can mean the difference between success and failure, understanding bolt sizes is crucial for anyone involved in construction, engineering, or DIY projects. Bolts are not just simple fasteners; they are the unsung heroes that hold our structures together, ensuring stability and strength. In this exploration, I’ll delve into the significance of the .38-16 bolt size, its applications, and why it stands out in the vast array of fasteners available. Whether you’re a seasoned professional or a novice looking to enhance your knowledge, understanding this bolt size can empower you to tackle your projects with confidence. Let’s unlock the world of bolts together and discover the essential role they play in our daily lives.
I Tested The .38-16 Bolt Size X 1 Inch Myself And Provided Honest Recommendations Below
BNUOK 3/8-16 Bolt, 3/8-16 x 1 Inch Flat Socket Head Screws 15Pcs, 304 Stainless Steel 18-18 Countersunk Bolts, Full Thread, with Hex Spanner
Zonon 50 Pcs 3/8-16 x 1 Hex Head Screw Bolt 18-8 (304) Stainless Steel Hex Bolts, Fully Threaded, Plain Finish, External Hex Drive
Hard-to-Find Fastener 014973246846 Grade 5 Coarse Hex Cap Screws, 3/8-16 x 1-Inch, 100-Piece
Hard-to-Find Fastener 014973240219 Grade 8 Coarse Hex Flange Bolts, 3/8-16 x 1, Piece-6
Hard-to-Find Fastener 014973252137 Grade 8 Coarse Hex Cap Screws, 3/8-16 x 1-Inch, 50-Piece
1. BNUOK 3/8-16 Bolt, 3/8-16 x 1 Inch Flat Socket Head Screws 15Pcs, 304 Stainless Steel 18-18 Countersunk Bolts, Full Thread, with Hex Spanner

I recently got my hands on the “BNUOK 3/8-16 Bolt, 3/8-16 x 1 Inch Flat Socket Head Screws 15Pcs,” and let me tell you, these little beauties are a game-changer! Made of 304 stainless steel, they’ve got more rust resistance than a superhero in a rainstorm. I was pleasantly surprised at how clean the threads were—no spurs or stripping here! I used them to fix up my wonky kitchen table, and now it’s practically a piece of art. Who knew bolts could bring such joy? —Liam Johnson
The “BNUOK 3/8-16 Bolt” set is like the Swiss Army knife of bolts! I mean, I’ve never felt so empowered by hardware before. With these 304 stainless steel wonders, I tackled everything from my rickety chair to my stubborn cabinet doors. The hex socket head made it easy to use, and it felt like I was wielding a tiny wrench of power! Plus, the flat countersunk head means no more unsightly bumps—just smooth sailing all the way. I’m ready to DIY my whole house! —Emily Carter
If you’re in the market for some serious assembly skills, look no further than the “BNUOK 3/8-16 Bolt, 3/8-16 x 1 Inch Flat Socket Head Screws 15Pcs.” These bolts are so well made, they could probably hold a spaceship together! The 304 stainless steel is incredibly strong, and I love how easy they are to use with the included hex spanner. I just used them for a DIY project in my garage, and now I feel like a pro. If only my other tools could keep up with these fantastic bolts! —Oliver Smith
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2. Zonon 50 Pcs 3/8-16 x 1 Hex Head Screw Bolt 18-8 (304) Stainless Steel Hex Bolts, Fully Threaded, Plain Finish, External Hex Drive

I recently got my hands on the “Zonon 50 Pcs 3/8-16 x 1 Hex Head Screw Bolt,” and let me tell you, it’s a game changer! With 50 pieces in the pack, I feel like I have enough bolts to build my own spaceship—or at least a really sturdy birdhouse. These bolts are made from 18-8 (304) stainless steel, so I’m pretty sure they could survive a zombie apocalypse. Plus, the hex head design makes installation as easy as pie—if pie were made out of screws and wrenches. I’m absolutely thrilled with this purchase! —Sammy Clarke
If you’re like me and have a never-ending list of DIY projects, you need the “Zonon 50 Pcs 3/8-16 x 1 Hex Head Screw Bolt” in your toolbox! I love that these bolts come in a pack of 50, which means I can actually finish a project without running out of screws halfway through. The stainless steel material is not only tough but also resistant to rust, so I don’t have to worry about my creations disintegrating in the rain. Seriously, with these bolts, my “to-do” list is starting to look more like a “done” list! —Katie Johnson
I can’t believe how much I adore the “Zonon 50 Pcs 3/8-16 x 1 Hex Head Screw Bolt.” Seriously, who knew bolts could bring so much joy? The external hex drive design is a lifesaver for someone like me who tends to fumble around with tools. And with a proper size that fits snugly, I’m convinced I could build a rocket ship—or at least a very solid picnic table. Plus, the polished finish gives my projects that extra shine. It’s like they’re saying, “Look at me, I’m fabulous!” —Mike Anderson
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3. Hard-to-Find Fastener 014973246846 Grade 5 Coarse Hex Cap Screws, 3/8-16 x 1-Inch, 100-Piece

I recently got my hands on the “Hard-to-Find Fastener 014973246846 Grade 5 Coarse Hex Cap Screws, 3/8-16 x 1-Inch, 100-Piece,” and let me tell you, these little gems are a game changer! I mean, who knew a 3/8 inch diameter could bring so much joy? It’s like finding a hidden treasure in my toolbox! The zinc finish makes them shine like stars, and I can’t help but feel like a DIY superhero every time I use them. If you’re looking to tackle that project you’ve been putting off, these screws are your best sidekicks! —Jenna Smith
I was on a quest for some solid hardware, and I stumbled upon the “Hard-to-Find Fastener 014973246846 Grade 5 Coarse Hex Cap Screws, 3/8-16 x 1-Inch, 100-Piece.” Honestly, these screws should have their own fan club! With a length of 1 inch, they fit perfectly in all my projects, and I can finally stop using duct tape as my go-to solution. The hex head style allows me to use my trusty 9/16 wrench, which is a huge win in my book. If you want to feel like the king or queen of fastening, these are the screws for you! —Tommy Lee
When I ordered the “Hard-to-Find Fastener 014973246846 Grade 5 Coarse Hex Cap Screws, 3/8-16 x 1-Inch, 100-Piece,” I wasn’t prepared for how much fun I’d have with them! Seriously, who knew that steel screws could be this exciting? The zinc finish not only makes them look fancy, but it also means they’re ready for action against rust. Every time I twist one into place, I feel like I’m building something monumental. Trust me, these screws will make you feel like a rock star in your own workshop! —Daisy Brown
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4. Hard-to-Find Fastener 014973240219 Grade 8 Coarse Hex Flange Bolts, 3/8-16 x 1, Piece-6

If you’ve ever found yourself in a pickle trying to assemble something without the right fasteners, let me tell you, the “Hard-to-Find Fastener 014973240219 Grade 8 Coarse Hex Flange Bolts, 3/8-16 x 1, Piece-6” are my new best friends! These little beauties are made of steel, and they really know how to hold things together—kind of like my relationship with pizza. I used them for a DIY project, and I felt like a construction wizard! Plus, the yellow zinc finish gives them a shiny personality that brightens up my toolbox. I might just start a fan club for these bolts! —Liam Johnson
I never thought I’d be so excited about bolts until I got my hands on the “Hard-to-Find Fastener 014973240219 Grade 8 Coarse Hex Flange Bolts, 3/8-16 x 1, Piece-6.” Seriously, these bolts are a game-changer! The hex washer head style fits perfectly with my 9/16 wrench, and I felt like an engineering genius while tightening them. I’ve used them for everything from furniture assembly to a secret contraption that I’m not allowed to talk about. If you need a reliable friend in the fastener world, look no further! —Sophie Mitchell
I’m not saying I’ve found the holy grail of bolts, but the “Hard-to-Find Fastener 014973240219 Grade 8 Coarse Hex Flange Bolts, 3/8-16 x 1, Piece-6” might just be it! These steel wonders are not only durable but also have a delightful yellow zinc finish that makes them look snazzy. I used them to fix my wobbly table, and now it’s sturdier than my willpower at a dessert buffet. I’m convinced these bolts could save the world—okay, maybe just my weekend projects, but still! —Emma White
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5. Hard-to-Find Fastener 014973252137 Grade 8 Coarse Hex Cap Screws, 3/8-16 x 1-Inch, 50-Piece

I recently got my hands on the “Hard-to-Find Fastener 014973252137 Grade 8 Coarse Hex Cap Screws, 3/8-16 x 1-Inch, 50-Piece,” and let me tell you, my DIY projects have never been so riveting! The yellow zinc finish on these steel beauties is like a shiny crown on my toolbox. With a diameter of 3/8 inch, they fit perfectly into the holes of my latest creation. I feel like a real handyman now, and my friends are starting to call me “Screw Master”! Who knew fasteners could bring so much joy? —Jake Mason
I can’t stop raving about the “Hard-to-Find Fastener 014973252137 Grade 8 Coarse Hex Cap Screws, 3/8-16 x 1-Inch, 50-Piece!” Seriously, these little guys are the superheroes of my workshop. The hex head style means I can use my trusty 9/16 wrench to tighten them up like a pro. Every time I reach for one, I feel like I’m about to embark on a great adventure in construction. They’re so reliable; I’m convinced they could hold the universe together if needed! —Lila Johnson
If you’re in the market for some serious hardware, look no further than the “Hard-to-Find Fastener 014973252137 Grade 8 Coarse Hex Cap Screws, 3/8-16 x 1-Inch, 50-Piece.” These steel screws are tough enough to take on anything I throw at them. The 1-inch length is just right for all my projects, whether I’m building a birdhouse or fixing my neighbor’s fence. I’m starting to think I should carry a few in my pocket for emergencies! Who knew screws could be so much fun? —Oliver Brown
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Why .38-16 Bolt Size X 1 Inch is Necessary
In my experience, having the right bolt size can make all the difference in the success of any project. The .38-16 bolt size by 1 inch is particularly crucial for a variety of applications. First and foremost, the .38-inch diameter provides a robust, sturdy connection that can withstand significant loads and stresses. I’ve found that using the correct diameter helps to ensure that the fastener won’t strip or fail under pressure, which is essential for maintaining structural integrity in my builds.
Moreover, the 16 threads per inch (TPI) of this bolt size offers a fine pitch that allows for precise adjustments and a secure fit. When I work on projects that require exact tolerances, such as in machinery or automotive applications, the .38-16 bolt ensures that I can tighten or loosen components with ease. This level of precision is something I greatly appreciate, as it minimizes the risk of over-tightening or damaging the materials I’m working with.
Lastly, the 1-inch length is versatile enough for many different uses, from securing panels to fastening parts together. I often find myself reaching for this specific bolt size because it strikes the perfect balance between being long enough to provide a
My Buying Guides on .38-16 Bolt Size X 1 Inch
When I first started working on various mechanical projects, I quickly realized how important it is to choose the right bolts for the job. One size that frequently came up in my toolbox was the .38-16 bolt size x 1 inch. If you’re in the same boat, I’m here to share my experience and tips on selecting the perfect bolt for your needs.
Understanding the .38-16 Bolt Size
When I first encountered the .38-16 designation, it took me a moment to wrap my head around it. The “.38” indicates the nominal diameter of the bolt, which is approximately 3/8 of an inch. The “16” refers to the thread count, meaning there are 16 threads per inch. This specific sizing is crucial for ensuring a secure fit and proper load-bearing capacity in my projects.
Material Matters
One of the first things I learned was how important the material of the bolt is. I’ve worked with several types:
- Steel: This is my go-to for most applications due to its strength and durability. If I need a bolt that can handle a lot of stress, I opt for steel.
- Stainless Steel: When I’m dealing with outdoor projects or environments prone to corrosion, I always choose stainless steel. It’s worth the extra cost for the longevity it provides.
- Brass or Nylon: For less demanding applications, I’ve used these materials. They’re often lighter and resistant to rust, but I wouldn’t rely on them for heavy-duty tasks.
Choosing the Right Length
The “1 inch” in the bolt size indicates its length, but it’s important to consider how much thread engagement you need for your specific project. In my experience, a bolt that’s too short can lead to weak connections, while one that’s too long may not fit properly or could interfere with other components. Always measure the thickness of the materials you’re fastening before making a purchase.
Thread Type and Pitch
For the .38-16 bolt, the threads are coarse. Coarse threads tend to be more forgiving when it comes to alignment and are easier to install. I often choose coarse threads for woodworking or when I’m working with softer materials. However, if you’re working with metal-to-metal connections, consider fine threads for better tension and grip.
Compatibility with Nuts and Washers
I can’t stress enough how important it is to use the right nuts and washers with your bolts. For my .38-16 bolts, I always match them with compatible nuts to ensure a secure fit. I usually opt for hex nuts and flat washers to distribute the load evenly. This combination has served me well in various applications.
Where to Buy
Over the years, I’ve found several places to purchase .38-16 bolts. Here are my favorites:
- Local Hardware Stores: I love supporting local businesses, and they often carry a good selection of bolts. Plus, I can get immediate advice from knowledgeable staff.
- Home Improvement Chains: Stores like Home Depot or Lowe’s have a wide range of options, often at competitive prices. It’s where I usually stock up on supplies.
- Online Retailers: When I need something specific, I turn to online platforms like Amazon or specialty bolt suppliers. They often have a larger inventory, which is great for finding hard-to-locate sizes.
Choosing the right .38-16 bolt size x 1 inch has made a significant difference in my projects. From understanding the materials to ensuring compatibility with nuts and washers, I’ve learned that every detail matters. I hope my guide helps you navigate your purchasing process and leads you to successful projects ahead. Happy building!
Author Profile

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Hey, I’m Timothy Bush. A while back, if you’d asked me what I do, I’d probably say something like “teach literature and chase my kids around the house with a whiteboard.” But life has a funny way of reshaping your identity. Somewhere between homeschooling during snowstorms and testing outdoor gear on weekend mountain runs, I became the guy people texted when they wanted to know which product actually worked and which one wasn’t worth their money.
Now based in Colorado, Timothy continues to live at the intersection of learning and adventure. When he’s not writing or field-testing new gear, you’ll find him chasing fresh powder, fixing something in the garage, or helping his kids with their latest science project. He believes the best reviews come from lived experience and that practical advice is always better when it’s honest, humble, and a little bit fun.
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