5 Best Screws to Use With Aluminum
5 Best Screws to Use With Aluminum
5 (100%) 4 vote[s]
Kreg Zinc SML-C125-250 1-1/4"
Flat-Bottom Head And Smooth Shank Draw
Case-Hardened Steel Won’t Bend, Snap, Or Break
Coarse Threads For Softwoods And For Plywood
WoodPro Fasteners AP9X212-1
#9 x 2-1/2", Includes One 25 Mm T-25 Star Bit
PPG Industries 1,000 Hour E-Coat
Non-Slip Star/Torx Head. Sharp Type-17 Point
Kreg SML-C150-100 Pocket
Case-Hardened Steel Won’t Bend, Snap, Or Break
Zinc Construction With Coarse Thread And Maxi-Loc Head
For A Wide Variety Of Indoor Projects With Limited Exposure
Prime-Line MPSC7841-100
Phillips Drive With Flat Head And Sharp Easy-Start Points
For Drywall/Sheetrock/Wallboard Installations
Black Phosphate Finish. Metal Fasteners
T.K.Excellent Machine Screw
Used With Nuts Or Directly Into A Female Threaded Receptacle
Greate Kit For The Home Or Workplace
For Many Types Of Electrical Connections, Terminal Strips

Choose the Best Screw to Use With Aluminum

Customer’s Choice: the Best Rated Screws to Use With Aluminum

68 users answered this survey. Please help us improve this review!

67.65% of users selected Kreg Zinc SML-C125-250 1-1/4", 16.18% selected WoodPro Fasteners AP9X212-1, 2.94% selected Kreg SML-C150-100 Pocket, 4.41% selected Prime-Line MPSC7841-100 and 8.82% selected T.K.Excellent Machine Screw. Every month we analyze your answers and change our rating.

There are a lot of factors to consider when choosing the best screws for your project. Do you need corrosion resistance? What type of material will the screw be going into – wood, metal, plastic? Today, we’ll focus on using screws with aluminum. We’ll discuss the different types of screws available and provide product reviews and useful tips to help you make the best decision for your needs. Let’s get started!

Kreg SML-C125-250 Zinc Pocket Screws, 1-1/4 Inch #8 Coarse Thread, Maxi-Loc Head (250 Count)

Looking for a screw that won’t strip easily and will drive smoothly? Check out our Kreg SML-C125-250 Zinc Pocket Screws. Made of case-hardened steel, these screws are designed to withstand a lot of wear and tear.

The square-drive head and self-tapping tip make it easy to drive without worrying about the bit slipping or the wood splitting. And the flat-bottom head and smooth shank help draw the pocket-hole joint together tightly. So if you’re looking for a durable screw that will make your life easier, pick up a pack of our Kreg SML-C125-250 Zinc Pocket Screws today! [3]

Pros
  • Made of hardened steel
  • Withstand a lot of wear and tear
  • Safe to use
  • Tight fit
  • Provide protection against rust
  • Available in a variety of sizes and styles

Cons
  • A bad alternative to the cross head
  • No adhesion to plywood


WoodPro Fasteners AP9X212-1 #9 by 2-1/2-Inch All Purpose Wood Construction Screws, T25, 1LB Net Weight,Gold

Looking for an easy and efficient way to fasten wood together? Look no further than WoodPro Fasteners! These high-quality fasteners are perfect for a wide variety of applications, both inside and outside the home.

The unique T-25 Star Drive system is both Torx(tm) compatible and easy to use, while the sharp Type-17 point ensures a clean and precise hole every time. Plus, the PPG Industries 1,000 hour E-Coat protects against rust and corrosion. Each package contains 1lb of fasteners (approximately 110 pieces), so you’ll have plenty on hand for even your biggest projects. Don’t let messy or difficult-to-use fasteners slow you down – try WoodPro today![4]
Pros
  • Durable coating
  • Universal
  • Durable
  • Suitable for both indoor and outdoor applications
  • Large quantity in one package
  • Speed up the job

Cons
  • Average quality
  • High price
  • Provides poor grip
  • Screwdriver included does not fit well with sockets


Kreg SML-C150-100 Zinc Pocket Screws, 1-1/2 Inch #8 Coarse Thread, Maxi-Loc Head (100 Count)

Looking for an easy way to join wood without all the hassle? Meet Kreg SML-C150-100 Zinc Pocket Screws, your new best friend in woodworking! With a square-drive head and self-tapping tip, driving these screws is a breeze – and there’s no worry of the bit slipping or the wood splitting.

The flat-bottom head and smooth shank help draw the pocket-hole joint together tightly, for a robust and reliable connection. And because they’re made of case-hardened steel, you can rest assured these babies won’t bend, snap, or break. Ideal for indoor use, these zinc screws with coarse thread and Maxi-Loc head are compatible with Kreg Pocket.[5]

Pros
  • Available in a variety of sizes, threads, head styles and quantities
  • Provide sufficient rust protection
  • Weatherproof
  • Suitable for general applications
  • Durable

Cons
  • Overpriced
  • Not exact number of screws in the box
  • No different material


Prime-Line MPSC 7841-100 Drywall Screws, #6 x 1-1/4 inch, Coarse Thread, Phillips Head Drive

These black phosphate coated drywall screws are just what you need for your next home improvement project! The hardened steel construction provides durability and lasting usage, while the coarse thread is perfect for fastening drywall and wood studs together.

The easy to follow installation instructions make it a breeze to put up, even for the novice DIY-er. So don’t wait any longer, order your Prime-Line MPSC 7841-100 Drywall Screws today![6]

Pros
  • Reliable and long-lasting use
  • Phosphate coating
  • Rough thread
  • Sharp and flat heads
  • Universal fixing screw

Cons
  • Heads break
  • Dimensions do not match the description
  • Poor quality
  • There is unnecessary material on the screws
  • The coating flakes off


T.K.Excellent Machine Screw and Hex Nut and Flat Washer #8-32 to #1/4-20

The T.K.Excellent Machine Screw and Hex Nut and Flat Washer kit is a great addition to any home or workplace. This kit contains an assortment of sizes of machine screws, washers, and hex nuts, all made of steel and zinc-plated for durability.

Machine screws are used for many types of electrical connections and terminal strips. They’re installed into an existing or pre-drilled, pre-tapped hole and are fully threaded. If nuts are needed, use with nuts of the same material, finish, and threading for proper fit.

The kits cover a multitude of size applications in a reusable container – perfect for[7]

Pros
  • Different sizes of fixing screws
  • Asher provides a large support surface
  • Steel construction
  • Universal
  • Covers many sizes, flat nuts and hex nuts
  • Good price
  • Stylish

Cons
  • Dimensions are mixed in compartments
  • Not a sturdy box


Buyer’s Guide

How do you use screws for aluminum?When using screws with aluminum, it’s important to choose the right type of screw. There are three main types of screws that can be used with aluminum:
  • Machine Screws
  • Wood Screws
  • Drywall Screws

Machine screws are the best choice for most projects. They have a sharp point and thread that cuts into aluminum, making for a very secure connection. Wood screws can also be used, but they require pre-drilling a pilot hole. Drywall screws are not recommended as they are not designed to grip aluminum and can strip easily.[1]

It’s also important to choose the right size screw.

The rule of thumb is that the screw should be at least as long as the thickness of the material you’re screwing into.
For aluminum, a good starting point is a #12 screw, which is about

If you’re working with thicker aluminum, or if you’re going to be attaching something heavy to the aluminum, you may want to use a larger screw. Just make sure that the screw is long enough to grip the aluminum securely.

When it comes to choosing a screw head, there are two main options: Phillips and flat. Phillips heads are the most common, and they’re designed to resist slipping and stripping. Flat heads are less common, but they can provide a more flush finish. Ultimately, the best choice is the one that you’re most comfortable using.

Screws compatible with aluminum

Titanium screws

Titanium is a strong and durable metal that is perfectly suited for use with aluminum. Titanium screws are also corrosion resistant, making them ideal for outdoor use.

Titanium screws

If you’re looking for a high-quality screw to use with aluminum, titanium is a great option.

Stainless Steel Screws

If you’re looking for the most durable option, stainless steel screws are the way to go. They’re great for outdoor projects or any time you need a screw that will hold up against corrosion and rust.

While they’re more expensive than other options, they’re worth the investment if you need a screw that will last. Just make sure you get the right type of stainless steel screw for your project.

There are three types of stainless steel screws: 18- eight, 316, and 305. Eighteen-eight stainless steel is the most common type used in construction.
It’s affordable and has good corrosion resistance.

If you need a screw that can stand up to salt water or other harsh environments, you’ll need a 316 stainless steel screw. These screws are more expensive, but they’re much more durable.

Finally, 305 stainless steel is a good option if you need a screw that’s both strong and corrosion-resistant. However, it’s not as strong as the other two options.[1]

Zinc Screws

If you’re looking for an inexpensive screw that’s still durable, zinc screws are a good option. They’re not as strong as stainless steel screws, but they’re less likely to corrode.

Zinc screws are available in both yellow and clear finishes. The yellow finish is more common, but the clear finish can be helpful if you’re trying to match the screw to a particular project.

If you’re working with aluminum, it’s important to make sure that the screws you’re using are compatible. Zinc screws are a good option for most projects, but there are some situations where another type of screw would be a better choice.

Brass Screws

Brass screws are great for using with aluminum because they create a strong hold without the risk of rusting or corroding over time. They’re also relatively easy to find and aren’t too expensive, making them a great option for those on a budget.

Brass Screws

Keep in mind that brass screws can cause discoloration on your aluminum surface, so if you’re going for a clean look, they might not be the best choice.

Galvanized Screws

If you’re looking for screws that won’t corrode, galvanized screws are a good option. They’re made with a zinc coating that protects the metal from corrosion.

Be aware that galvanized screws may not be compatible with all types of aluminum. If you’re not sure whether or not they’ll work with your project, it’s best to consult with a professional.

Another thing to keep in mind is that galvanized screws are more difficult to drive into aluminum than other types of screws. This is because the zinc coating can make the threads harder to grip. You may need to use a power drill or an impact driver to get the job done.

Carbon Steel Screws

Carbon steel screws are the best choice for most applications that require screws to be used with aluminum. They are strong and durable, and they resist corrosion better than other types of screws. However, carbon steel screws can cause galvanic corrosion when used with aluminum, so it is important to use a dielectric grease on the threads to prevent this from happening.

Dielectric grease is a type of grease that does not conduct electricity.
It is used to prevent corrosion between dissimilar metals, such as aluminum and carbon steel. When using dielectric grease on the threads of screws, it is important to use a small amount so that it does not drip onto other parts of the screw or the aluminum surface.

If you are using screws that will be exposed to weather or other elements, stainless steel screws are a better choice than carbon steel screws. Stainless steel screws are more expensive than carbon steel screws, but they will not rust or corrode as easily.[1]

Galvanic Corrosion

Aluminum is a highly active metal that readily forms a protective oxide film on its surface. This passive layer prevents further oxidation of the metal. While this film provides corrosion protection to aluminum, it is also easily damaged.

One of the most common ways this passive layer is damaged is through galvanic corrosion. Galvanic corrosion occurs when two dissimilar metals are in contact with each other and an electrolyte, such as water. When this happens, a DC current flows between the two metals and causes corrosion.

Galvanic Corrosion

The most common way to prevent galvanic corrosion is to use Aluminum screws. These screws have a zinc coating that protects the aluminum from corrosion.

There are two types of Aluminum screws:

  • Type I: These screws have a small diameter and are used for light duty applications.
  • Type II: These screws have a larger diameter and are used for heavy duty applications.

When selecting the best type of screw to use with aluminum, it is important to consider the application. For example, if you are using the screws to mount a solar panel, you would want to use type II screws.[8]

How to safely use screws in aluminum

Do not expose to water

Aluminum is a metal that is known to be prone to corrosion.

When screws are used in aluminum, it is important to make sure that the area around the screw is clean and free of debris.
It is also important to avoid exposing the screw to water or other liquids.

If you are using screws in an outdoor application, it is especially important to use a corrosion-resistant coating on the screws. This will help to prevent the aluminum from corroding and will also make it easier to remove the screws if they need to be replaced.

When choosing a screw for use in aluminum, it is important to select one that has a good grip. A Phillips head or flathead screw is typically a good choice. It is also important to make sure that the screw is the correct size for the aluminum material.

It is generally not recommended to use screws that are longer than necessary. If the screw is too long, it could protrude through the other side of the aluminum and cause damage.

If you are working with a particularly thin piece of aluminum, it is important to be careful not to overtighten the screws. This could cause the aluminum to break or crack.

In general, it is a good idea to avoid using screws in aluminum that are too small. If the screw is too small, it may not have enough grip and could easily strip out.[2]

Create barriers

Aluminum is a highly reactive metal, so it’s important to create barriers between the aluminum and the screw. This can be done in a few different ways. One way is to use anodized aluminum screws. These screws have a coating that helps to protect the metal from oxidation. Another way to create a barrier is to use stainless steel screws. Stainless steel is less reactive than aluminum, so it will help to prevent the aluminum from corroding.

Another way to help prevent corrosion is to use a sealant on the screws. This will create a barrier between the metal and the screw, and will help to keep moisture and oxygen away from the screw. There are many different types of sealants available, so it’s important to choose one that is compatible with the metal.

Check the surface area of metals

When choosing screws for aluminum, it’s important to check the surface area of the metal. If the surface area is too small, it can cause the screw to strip out. This is because there isn’t enough metal for the screw to grip onto. It’s also important to check the thickness of the metal. If the metal is too thin , it can cause the screw to break through.

Check the surface area of metals

It’s also important to consider the type of head on the screw. For example, Phillips head screws are not recommended for use with aluminum. This is because the head can strip out easily. It’s also important to choose a screw that has a deep enough thread. Otherwise, the screw might not grip the metal properly.

When it comes to screws, it’s important to choose ones that are compatible with the metal. There are many different types of screws available, so it’s important to do some research before making a purchase. By following these tips, you can be sure to choose the best screw for your project.[2]


FAQ

Can you use self-tapping screws on aluminum?

While self-tapping screws are made to cut their own threads into aluminum, it’s not always the best option. This is because they can cause the aluminum to split and break. If you’re going to use self-tapping screws on aluminum, make sure to use a smaller diameter screw and be very careful when driving it in.

Another option is to use an insert. An insert is a small metal sleeve that’s inserted into a drilled hole. The screw is then driven into the insert, which cuts threads into the aluminum and creates a much stronger connection.

How do you screw into Aluminum?

There are two main types of screws that are commonly used with aluminum: expanding screws and thread-forming screws. Expanding screws have a larger diameter at the tip, which allows them to grip the metal more securely. Thread-forming screws have sharp threads that cut into the metal, creating their own threads as they are screwed in.

Both types of screws have their own advantages and disadvantages. Expanding screws are more likely to strip the threads, but they are also easier to remove. Thread-forming screws are more difficult to remove, but they are less likely to strip the threads.

If you are working with aluminum for the first time, it is best to start with expanding screws.

Can wood screws be used in aluminum?

Wood screws can be used in aluminum but they are not the best type of screw to use. They are likely to strip the threads in the aluminum and will not hold as well as other types of screws.

How do you fasten aluminum to aluminum?

The best way to fasten aluminum to aluminum is with screws that are specifically designed for the job. There are a few different types of screws that can be used, but the most common and effective type is an expansion screw.

Expansion screws have a threaded shaft with a pointed tip. The head of the screw is usually flat or countersunk, and the shaft is hollow. This hollow shaft allows the screw to expand as it is driven into the aluminum.

The expansion of the screw creates a tight fit that holds the two pieces of aluminum together securely. Expansion screws are available in a variety of sizes and lengths, so you can choose the one that best fits your needs.

What is a tek screw?

A tek screw is a type of screw that is designed for use with metal. It has a sharp point that helps it to penetrate metal easily, and it also has threads that are specifically designed to grip metal well. This makes tek screws ideal for use with aluminum, as they will be able to penetrate the metal and then grip it tightly to provide a secure hold.

There are a few different types of tek screws, including those with hex heads and those with Phillips heads. The type of head that you choose will depend on the specific application that you are using the screw for.

Do Tek screws need pilot holes?

Pilot holes are not needed if the screws are being installed into bare aluminum. If the metal is painted or anodized, it is recommended that you first drill a pilot hole. This will help to prevent the head of the screw from stripping out the soft aluminum.

Tek screws can be used in a variety of applications, such as attaching metal to wood or drywall. They are also commonly used in the automotive industry.

What is a sheet metal screw?

A sheet metal screw is a specialized type of screw that is designed for use with thin sheets of metal. These screws are characterized by their sharp points and threads, which allow them to easily penetrate metal. Sheet metal screws are available in a variety of sizes and head styles, which makes them suitable for a wide range of applications.

Useful Video: Which screw to use… wood and metal screws introduction

Conclusion

In conclusion, when choosing screws to use with aluminum, it is important to consider the type of metal, the thickness of the metal, and the desired results. With a little bit of research, you should be able to find the perfect screw for your project. Thanks for reading! We hope this article was helpful. If you have any questions or comments, please feel free to reach out to us. We would be happy to help!


References:

  1. https://www.homestratosphere.com/what-screws-to-use-for-aluminum/
  2. https://www.dekooktips.com/faq/faq-what-kind-of-screws-do-you-use-for-aluminum.html
  3. https://www.amazon.com/Kreg-SML-C125-250-Coarse-Thread-Number/dp/B01E1E8AJ8/
  4. https://www.amazon.com/WoodPro-Fasteners-AP9X212-1-Purpose-Construction/dp/B00EDMHKYU/
  5. https://www.amazon.com/SML-C150-100-Pocket-Screws-Washer-Head-100-Count/dp/B000BN33FA/
  6. https://www.amazon.com/Prime-Line-MPSC7841-100-Drywall-Screws-Phillips/dp/B07798M1S2/
  7. https://www.amazon.com/T-K-Excellent-Machine-Washer-Phillips-Slotted-Assortment/dp/B07H3K5NQ2/
  8. https://www.twi-global.com/technical-knowledge/faqs/faq-what-is-galvanic-corrosion-and-how-can-it-be-avoided

Hello! I'm a James Miller, and I'm an expert in materials science. I learned different metal properties in the New Jersey Institute of Technology, and I know everything about all kinds of metal. That's why I want to share my experience with you.

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