Ar Wrenches

Aurora Cooper
10 min readJun 18, 2024

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When it comes to your AR-15, having the right tools for the job is essential. In this article, we bring you an in-depth look at some top-notch AR wrenches that will make your next gun cleaning or repair session a breeze. From reliable design to impressive functionality, discover the best AR-15 wrenches on the market and take your gunsmithing game to the next level.

The Top 5 Best Ar Wrenches

  1. NcStar AR15 Combo Armorer’s Multi-Tool — Get your hands on the ultimate AR-15/M16 Armorer’s Wrench Tool from NcStar, featuring a robust steel construction and versatile design for top-notch performance and user comfort.
  2. Premium Armorer’s Wrench for AR-15 Maintenance and Toolkit — For AR-15 enthusiasts and professionals, the Midwest Industries Armorer’s Wrench combines strength, functionality, and versatility with a sleek black finish, making it the ultimate multipurpose tool.
  3. Delta Series AR Combo Tool by Wheeler Engineering — The Wheeler Engineering Delta Series Combo Tool offers a dependable and multifunctional solution for your AR-15 care requirements. This tool comes equipped with a robust steel barrel nut pin, along with a ½” drive slot for precise torque measurements.
  4. UTG ARmorer’s Combo Wrench — Durable Armorer’s Multi-Function Tool for AR15/AR308 Platforms — Designed for durability, the UTG AR15/AR308 Armorer’s Combo Wrench features a phosphate finish, allowing it to handle multiple screw sizes, muzzle devices, and torque capabilities, making it a must-have for avid AR enthusiasts.
  5. Wheeler AR Combo Torque Wrench: Delta Series Tool Set — Delight in unrivaled endurance and adaptability with the exceptional Wheeler 156–700 Delta Series AR Combo Tool, and attain precision in your construction projects with the incorporated torque wrench.

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Reviews

NcStar AR15 Combo Armorer’s Multi-Tool

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I recently had the opportunity to try out the NcStar AR15 Combo Armorer’s Wrench Tool, and boy did it make my life easier when working on my firearms! At first glance, the build quality really stood out to me. The steel construction of the AR-15/M16 Armorer wrench felt solid and durable, while the powder coat finish assured me it was compatible with most M16, M4, and AR variant rifles.

Its relatively lightweight, at 20.2 oz, made it easy to use and carry around with me. The length of the wrench at 12.7 inches allowed me to access tight spaces with ease, making it perfect for any shooting situation. The handle design was comfortable and fit well in my hands, which was a nice bonus.

However, a minor issue I encountered was when I tried using the castle nut tool. Although it was compatible with most buffer tubes, I had one with slightly unique dimensions that caused some interference. This resulted in me needing to bend a piece of cardboard to help secure the wrench properly in place.

But overall, the NcStar Combo Armorer’s Wrench Tool proved to be a high-quality armorer’s tool with a comfortable design. Its lightweight nature made it convenient to use, and I appreciated the additional features that came with it. For gun enthusiasts looking for an all-in-one tool without breaking the bank, this combo set is a great option to consider, and I’d definitely recommend it to others!

Premium Armorer’s Wrench for AR-15 Maintenance and Toolkit

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The Midwest Industries AR Professional Armorer’s Wrench is a versatile tool designed specifically for AR-15 rifles. With a rating of 4.8 stars and an impressive 4.8 out of 5.0 user satisfaction, this wrench is a must-have for any firearm enthusiast or professional. It’s not only functional but also conveniently equipped with a bottle opener and a 3/4" wrench for A2 muzzle devices.

The wrench’s castle nut driver with three-notch engagement provides superior grip and control during use. The MI-ARAW also features a small hammer head, enhancing its versatility.

Additionally, torque specs are displayed on the handle for added convenience. Constructed from 4140 heat-treated steel, this wrench boasts superior durability and longevity.

With its sleek black finish, it exudes professionalism and high-quality performance.

Delta Series AR Combo Tool by Wheeler Engineering

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The Wheeler AR Combo Tool Delta Series has been a game-changer in my daily life as a gun enthusiast. The layered and laminated stamped steel construction stood out to me, adding to the tool’s durability, which is essential for heavy-duty work. The hardened steel barrel nut pins are a highlight, as they provide extra support and prevent slipping during tightening.

However, the cutout for the 0.5-inch drive seems to be a bit of an oversight. While it allows for compatibility with torque wrenches or ratchet drivers, it can be quite large and cumbersome, especially considering the other features of the tool. The buffer tube nut driver was also a bit disappointing, as it struggled with providing a secure fit, leading to slipping and potential damage to the buffer tube.

On a positive note, the integrated bit holder is a great addition, offering versatility and convenience when working on various tasks. The tool’s overall design is sleek and compact, making it easy to store in a kit or bag without taking up too much space. While I appreciate the professional-grade build, the price point may deter some casual gun owners from investing in this product.

In conclusion, the Wheeler AR Combo Tool Delta Series has its strengths and weaknesses, making it a suitable choice for those seeking a durable and versatile tool for their AR-15 service needs. The hardened steel barrel nut pins and integrated bit holder are definite highlights, but the oversized cutout and buffer tube nut driver issues may be deal breakers for some users.

UTG ARmorer’s Combo Wrench — Durable Armorer’s Multi-Function Tool for AR15/AR308 Platforms

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The UTG AR15/AR308 Armorer’s Multi-Function Combo Wrench is a versatile tool designed to support the installation and removal of various parts on both AR15 and AR308 platforms. This wrench comes equipped with an assortment of attachments including a super slim free float barrel nut wrench, 3/4", 7/8", and a 3-prong wrench slot for muzzle device installation. Additionally, a 5/8" wrench slot and flathead screwdriver are included for added functionality.

The wrench’s durability is elevated by its steel construction and wear-resistant phosphate finish, ensuring a long-lasting product.

Wheeler AR Combo Torque Wrench: Delta Series Tool Set

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The Delta Series Combo Tool from Wheeler is a versatile choice for AR-15 enthusiasts seeking a reliable and durable tool to handle various service needs. Boasting an innovative layered and laminated stamped steel construction, this device ranks among the most durable AR tools available, thanks to its sturdy composition and hardened steel barrel nut pins.

A key advantage of the Delta Series Combo Tool is the inclusion of a 0.5" drive cut out that lets you use it with a torque wrench or ratchet driver, catering to different assembly preferences. As an added perk, profiles for buffer tube lock nut and flash hider are also provided, saving you the trouble of acquiring separate components.

Another noteworthy aspect of this device is the incorporation of a bit driver and bit holder with six common bits, enhancing its versatility beyond basic AR tasks. Furthermore, the tool comes equipped with a torque wrench that helps ensure optimal barrel nut torque for superior accuracy.

Despite its numerous strengths, the Delta Series Combo Tool does face some drawbacks. As mentioned by several users, the multi-piece wrench design may not be the most comfortable to use, and the fit and finish of certain components could be improved for better compatibility with specific AR-15 parts. Nonetheless, with its comprehensive feature set, this tool remains a suitable option for those looking to tackle a variety of tasks on their AR platform.

Buyer’s Guide

When it comes to purchasing an AR wrench, there are several factors to consider to ensure you’re making the right choice for your needs. In this buyer’s guide, we’ll cover the essential features, considerations, and general advice to help you make an informed decision.

Types of AR Wrenches

There are two primary types of AR wrenches: adjustable and fixed. Adjustable wrenches offer the advantage of fitting various socket sizes, while fixed wrenches are designed for specific applications. Consider your requirements carefully before deciding which type is best for you. If you need versatility and expect to work with different socket sizes, an adjustable wrench may be the better choice.

Materials & Durability

Both quality and durability are essential when choosing an AR wrench. Look for wrenches made from high-quality metals, such as chrome molybdenum alloy or stainless steel, which offer superior strength and resistance to corrosion. These materials are more expensive but also more durable, ensuring a longer lifespan for your wrench.

Comfort & Ergonomics

When working with an AR wrench, comfort and ergonomics are crucial factors to consider. Look for wrenches with a comfortable grip, ensuring that they fit your hand well and provide a firm hold. A well-designed handle not only makes the wrench more comfortable to use but also helps prevent slippage during use, reducing the risk of injury.

Price & Budget

Finally, consider your budget when purchasing an AR wrench. While higher-quality wrenches may cost more initially, they often last longer and provide better value in the long run. Be sure to weigh the cost vs. benefits before making your purchase, ensuring that you get the best possible wrench for your money.

FAQ

What is an AR Wrench?

An AR wrench, short for an Adjustable Rest wrench, is a specialized tool designed for gunsmiths and firearm enthusiasts. It is primarily used to adjust the rests on firearms, which are crucial components of the accuracy and balance of the firearm. By enabling users to easily adjust the rest, an AR wrench makes it more convenient to fine-tune the firearm’s performance.

An AR wrench is typically a screwdriver with an adjustable handle, allowing the user to change the angle and pressure exerted on the rest while keeping their hands safe from any potential recoil. This versatile tool is an essential part of any gunsmith’s toolbox, as it saves time and effort when making adjustments to a firearm’s rest system.

What differentiates a good AR Wrench from a not-so-good one?

A good AR wrench is characterized by several key features that make it effective and easy to use. These include a sturdy construction, made from durable materials that can withstand years of heavy use. High-quality wrenches also have a comfortable, easily adjustable grip that ensures a secure and comfortable grasp for making precise adjustments. Additionally, a good wrench should have a well-designed handle and a locking mechanism, which securely holds the wrench in place while working on the firearm.

On the other hand, a not-so-good AR wrench might not have these critical features, leading to difficulties in use and possible damage to the firearm’s rest system. Therefore, investing in a quality, durable wrench that has these essential features will ensure a better experience and long-lasting performance.

Are there any special care instructions or precautions when using an AR Wrench?

While the primary use of an AR wrench is for adjusting firearm rests, it is essential to follow precautions to ensure safety and maintain the longevity of the wrench. Before using the wrench, make sure to inspect it for any visible damage or signs of wear. If you notice any issues, it is crucial to obtain a replacement wrench immediately.

It is also recommended to wear safety glasses and gloves while using an AR wrench to protect your eyes and hands from any debris or recoil that may occur during adjustments. Furthermore, it is a good idea to consult the user manual or manufacturer’s instructions to familiarize yourself with proper handling techniques to avoid any accidents or damages to your firearm.

Can I use an AR Wrench on all types of firearms?

While an AR wrench is commonly known for its use on the popular AR-15 family of rifles, these adjustable rest wrenches can be used on a wide variety of firearm types. However, it is crucial to ensure that the wrench is compatible with the specific firearm model and rest system you are working on. It is recommended to check the wrench’s specifications and compare them to your firearm’s to confirm compatibility before use.

Some AR wrenches are designed specifically for certain firearms, such as shotguns or handguns, while others are more versatile and can accommodate a range of firearms. It is essential to select the appropriate wrench for your specific needs to ensure ease of use and effective performance when making adjustments to your firearm’s rest system.

What are the benefits of using an AR Wrench over other firearm adjustment tools?

An AR wrench offers several advantages compared to other firearm adjustment tools. First and foremost, its adjustable design allows users to quickly and easily make fine adjustments to the firearm’s rest system, ensuring optimal performance and accuracy. This versatility is particularly beneficial for gunsmiths and firearm enthusiasts who work on various types and models of firearms.

Additionally, an AR wrench’s sturdy construction and comfortable grip make it user-friendly and safe to use, even during extended periods of adjustment. Its ability to securely hold the wrench in place during use also contributes to its convenience and ease of use. As a result, an AR wrench is a superior choice for anyone looking to make accurate and efficient adjustments to their firearm’s rest system.

How can I determine the right size of AR Wrench for my firearm?

Determining the proper size for an AR wrench is crucial to ensure that it fits your firearm’s rest system perfectly, providing a comfortable and safe experience as you make adjustments. AR wrenches are typically available in various sizes, with each size offering different benefits for specific firearms and rest systems.

To determine the right size for your firearm, it is essential to consult the user manual or manufacturer’s specifications for your firearm. These resources will provide information on the correct wrench size, as well as any specific compatibility information. By following these instructions, you can ensure that you purchase a wrench that is tailored to your firearm and rest system, offering the best performance and safety for your adjustments.

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