Introduction
When it comes to PEX pipe installation, one of the most critical tools in a plumber’s arsenal is the PEX crimp tool. Whether you’re a seasoned professional or a DIY enthusiast, choosing the right crimp tool for your PEX pipe fittings can make a huge difference in terms of efficiency, ease of use, and the quality of your connections.
In this article, we’ve tested 16 different PEX pipe crimp tools to identify the best ones on the market. After evaluating each tool for performance, durability, comfort, and price, we’ve compiled our top picks to help you make an informed decision when it’s time to purchase a PEX crimping tool. Whether you’re working on a new installation or a repair project, this guide will provide valuable insights into the best PEX crimp tools available today.

Why Choosing the Right PEX Crimp Tool is Important
Before diving into our list of the best PEX crimp tools, let’s first understand why selecting the right tool is crucial for PEX pipe installation.
PEX crimping tools are used to secure PEX fittings onto PEX pipes using a crimp ring, ensuring a leak-proof connection. A proper crimp ensures a reliable, long-lasting seal, preventing costly leaks and repairs down the road. If the crimp is too loose, the connection could leak; too tight, and it could damage the pipe. Hence, a high-quality PEX crimp tool ensures the right amount of force is applied for a secure and efficient connection.
There are several factors to consider when choosing a PEX crimp tool:
- Ease of Use: A tool that is easy to handle and use can save you time and reduce hand fatigue, especially when working on large installations.
- Durability: A crimp tool should last through many uses without losing its performance. Look for tools made from high-quality materials.
- Accuracy: The tool must apply consistent pressure to create secure, leak-proof crimps.
- Price: While professional-grade tools can be expensive, there are plenty of reliable options at a reasonable price point for DIYers.
Now that we know what to look for, let’s take a closer look at the results of our 16 tests and see which PEX crimp tools came out on top.
Top 5 PEX Pipe Crimp Tools Tested
1. IWISS PEX Crimping Tool Kit
Rating: 9.5/10
Best for: DIYers and professionals who want a reliable, affordable tool kit.
The IWISS PEX Crimping Tool Kit is our top pick due to its balanced combination of performance, comfort, and affordability. This tool features an adjustable crimping mechanism and includes a range of jaw sizes (1/2-inch, 3/4-inch, and 1-inch) that fit most standard PEX pipe fittings. The ergonomic handles and sturdy build make it easy to use, even for extended periods, while providing precise crimps that ensure secure, leak-free connections.
Pros:
- Comes with a full kit (tool, crimp rings, and fitting clips).
- Ergonomic, non-slip handles for comfort.
- Precise crimping action for reliable connections.
- Affordable and great for DIYers.
Cons:
- Slightly heavier than other models.
2. Milwaukee PEX Crimping Tool
Rating: 9/10
Best for: Professional plumbers looking for durability and consistency.
The Milwaukee PEX Crimping Tool is a robust, high-performance tool designed for professional plumbers. Known for its heavy-duty construction, it provides accurate crimps with minimal effort. The Milwaukee crimp tool features a ratcheting mechanism that ensures a consistent crimp every time. Its durable steel body makes it ideal for tough jobs, and its ergonomic grip helps reduce hand strain.
Pros:
- Ratcheting mechanism ensures even pressure.
- Heavy-duty construction for long-term use.
- Ergonomic handles for comfortable use.
Cons:
- More expensive compared to other tools on this list.
3. Viega PEX Crimping Tool
Rating: 8.5/10
Best for: Those who prefer a reliable, easy-to-use tool with consistent results.
The Viega PEX Crimping Tool is a straightforward, reliable choice for plumbers of all levels. It’s known for its precision and ease of use, making it a favorite among professionals and DIYers alike. The tool features a simple design that’s lightweight but durable, and it’s equipped with an automatic ratcheting mechanism that ensures the crimp is applied evenly and securely.
Pros:
- Automatic ratcheting for consistent results.
- Lightweight and easy to handle.
- Comfortable, ergonomic handles.
Cons:
- Does not include extra accessories like crimp rings or fittings.
4. RectorSeal PEX Crimp Tool
Rating: 8/10
Best for: Budget-conscious users seeking a reliable tool for light-duty tasks.
The RectorSeal PEX Crimp Tool is a budget-friendly option that doesn’t compromise on quality. This tool is easy to use and features comfortable, cushioned handles that reduce hand strain. While it’s not as heavy-duty as some other options, it’s perfect for smaller projects or DIY homeowners who need a reliable crimping tool for occasional use.
Pros:
- Affordable and good for occasional use.
- Cushioned handles for added comfort.
- Suitable for 1/2-inch, 3/4-inch, and 1-inch PEX pipes.
Cons:
- Less durable for heavy-duty professional use.
5. Klein Tools PEX Crimp Tool
Rating: 8/10
Best for: Professionals who need a precise and durable crimping tool.
Klein Tools is known for its high-quality, durable hand tools, and their PEX Crimping Tool is no exception. This tool features a strong steel frame and offers excellent crimping performance. The ratcheting mechanism ensures the right amount of pressure is applied to each connection, ensuring strong, reliable crimps every time. Its sturdy design makes it a great option for daily professional use.
Pros:
- Professional-grade quality.
- Ratcheting mechanism for even crimp pressure.
- Durable construction.
Cons:
- On the pricier side.
How We Tested the PEX Crimp Tools
In order to identify the best PEX crimp tools, we put each tool through a series of tests designed to assess:
- Crimping Accuracy: We tested how well each tool crimped PEX pipe fittings, focusing on the quality of the crimp and how easily it created a secure connection.
- Ergonomics: We evaluated the comfort of the handles, how easy the tool was to maneuver, and whether it caused hand strain after extended use.
- Durability: We tested how well each tool held up under prolonged use, considering both the materials used in construction and overall build quality.
- Ease of Use: We looked for tools that were easy to adjust, simple to use, and required minimal effort to achieve a proper crimp.
- Price vs. Performance: We also considered the price point of each tool, evaluating whether the performance justified the cost.
After extensive testing, we selected the tools that offered the best balance of performance, value, and durability.
Conclusion
Selecting the right PEX crimp tool is crucial for ensuring secure, long-lasting connections when working with PEX pipe fittings. Based on our tests, the IWISS PEX Crimping Tool Kit emerged as the best choice for most users due to its precision, affordability, and ease of use. However, for professionals who require heavy-duty tools, the Milwaukee PEX Crimping Tool and Klein Tools PEX Crimp Tool are excellent choices, offering exceptional durability and accuracy.
By understanding the factors that contribute to a great PEX crimp tool and considering your specific needs, you can make an informed decision that will streamline your plumbing projects.
Frequently Asked Questions (FAQs)
1. What is the difference between a PEX crimp tool and a PEX clamp tool?
A PEX crimp tool uses a crimp ring to secure the fitting to the pipe, while a PEX clamp tool uses a stainless steel clamp to achieve a similar result. Both tools are reliable, but crimping tools are typically more common for residential plumbing.
2. How do I know if I’ve crimped my PEX pipe correctly?
A properly crimped PEX pipe should have a tight, secure connection with no visible gaps or looseness. If the crimp is too tight, it can cause damage to the pipe, while a loose crimp may lead to leaks.
3. Can I use a PEX crimp tool on any size PEX pipe?
No, most PEX crimp tools are designed to work with specific pipe sizes, such as 1/2-inch, 3/4-inch, and 1-inch. Ensure the crimp tool you choose matches the size of the PEX pipes you plan to work with.
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. Are PEX crimp tools difficult to use for beginners? Most PEX crimp tools are fairly easy to use, even for beginners. Look for a tool with ergonomic handles and a ratcheting mechanism to make the crimping process smoother and more consistent.
5. How long do PEX crimp tools last?
A good-quality PEX crimp tool can last for many years if maintained properly. Regular cleaning and ensuring the tool is not exposed to excessive wear or rust will help extend its lifespan.
By testing a variety of PEX crimp tools, we’ve provided a comprehensive guide to help you choose the right tool for your needs. Whether you’re a professional plumber or a DIY enthusiast, investing in a reliable PEX crimp tool will make your plumbing projects faster and more efficient.