[Top 6] Best Torque Wrench for Gunsmithing and Scope Mounting

best torque wrench for gunsmithing

If you are a gunsmith, a torque wrench is a must-have tool in your toolbox. And there are many torque wrenches on the market. However, you will need the best for a great gunsmithing experience. The torque wrench for scope mounting would be handheld, electric, and allowed to mount a scope on a rifle.

Furthermore, the best gunsmith torque wrench gives you a twisting force and torque that is very accurate. And this enables you to fit the scope to your gun without damaging anything during the process. The gunsmith torque wrench should come with a calibration certificate and be designed with high-quality materials.

Therefore, I will review the best torque wrench for gunsmithing and choose the better quality rifle torque wrench. And I will walk you through the things you need to know while using a gunsmith torque wrench and a torque screwdriver set.

Quick Comparison of 6 Top-Rated Torque Wrench for Gunsmithing

ProductKey SpecificationsMore Info
Wheeler Firearms Accurizing TorqueMax. Torque: 65 in-lbs.
Head Type: Hex
Weight: 0.5 lbs.
Accuracy: +/- 2%
WEAVER Gunsmithing Torque WrenchMax. Torque: 80 in-lbs.
Head Type: Hex
Weight: 2.01 lbs.
Accuracy: +/- 5%
Wheeler Digital Firearms Accurizing Torque WrenchMax. Torque: 100 in-lbs.
Head Type: Hex
Weight: 1.0 lbs.
Accuracy: +/- 2%
Vortex Optics Torque Wrench Mounting Kit, BlackMax. Torque: 540 in-lbs.
Head Type: Hex
Weight: 1.17 lbs.
Accuracy: +/- 2%
Wheeler Professional Gunsmithing Screwdriver SetMax. Torque: 40 in-lbs.
Head Type: Flat
Weight: 14.11 oz.
Accuracy: +/- 2%
NEIKO PRO 10573B Torque ScrewdriverMax. Torque: 50 in-lbs.
Head Type: Fixed Square
Weight: 1.6 lbs.
Accuracy: +/- 2%

Types of Torque Screwdrivers

There are many different torque screwdrivers out there, and each one performs specific functions. Let’s take a look.

  1. Slotted also called flat head, flat blade, straight – used as a chisel or on Philips head screw.
  2. Phillips also called the crosshead – can be used almost in every field.
  3. Torx, also called Torx plus version, Torx security version, star – used for security purposes.
  4. Hex also called Allen wrench, hexagon, hex key, security hex version – used in bike maintenance.
  5. Robertson also called the square head – used in the automotive and furniture industry.

Features to Look for in a Torque Screwdriver

  1. Accuracy: You will need a very accurate screwdriver. The ISO standard is +/_ 6% accuracy.
  2. Ease of use: Check the handle diameter and the weight of the tool. Make sure the handle is comfortable.
  3. Durability: Durability and warranty is another important feature to look out for. Durable tools are always the best for your budget.
  4. Calibration: You need a tool that is tested and calibrated 10 & 20lbs of weight.
  5. Suitability: This is very important because you need a tool that can do the job. Make sure you go for the right tools.

Top Rated 6 Gunsmithing Torque Wrenches Review

Here’s a little sneak peek over the top choice of 2020 and most probably coming years as well – the six top-quality torque wrench for gunsmithing! Should groove as just suitable for your mechanical workspace and gunsmithing uses.

So, to find out which are the best, keep reading, and we’ll help you to make the best buying decision:

1. Wheeler Firearms Accurizing Torque

Wheeler Manual Firearms Accurizing Torque Wrench

Max. Torque: 65 in-lbs.
Accuracy: +/- 2%
Weight: 0.5 lbs.

This plastic gunsmith wrench has a hex head style and weighs 0.5 pounds. It comes with a storage case that allows you to mount a scope. It has many features that make it easy to use. It is repeatable with correct torque settings for scope rings.

This reliable gunsmith wrench has a torque adjustment range of 10 inches/pounds up to 65 inches/pounds. When it comes to accuracy, it also has guard screws and windage screws, which reduces the possibility of issues in the field. This torque wrench is quite durable as it can be hardened to 56 to 58 Rockwell C when on bits of S2 tool steel.

It comes with the following: 10 bits (#10 flat blade, hex to a square adapter, #32 flat blade, 5/32 hex, #11 flat blade,7/64 hex, 3/32 hex, and Leupold specialty flat blade). It also includes a ¼” socket and a plastic storage case.

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2. WEAVER Gunsmithing Torque Wrench

WEAVER Gunsmithing Torque Wrench

Max. Torque: 80 in-lbs.
Accuracy: +/- 5%
Weight: 2.01 lbs.

Weaver gunsmithing torque wrench has a premium quality material with rugged construction. And this is the reason for the long-lasting functional life of this tool. This gunsmith wrench can deliver from 15 in/lbs to 80 in/lbs of max torque. And this makes it excellent for any gunsmithing, particularly for hunting gun jobs. 

This tool also includes many magnetic-tipped bits, about 10 bits in various sizes for various fasteners. Scope mounts easily on this model with consistent screw pressure to the manufacturer’s specifications. It also helps to protect scope tubes to avoid over-tightening. It’s magnetized tip helps to secure bits.

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3. Wheeler Digital Firearms Accurizing Torque Wrench

Wheeler Digital Firearms Accurizing Torque Wrench

Max. Torque: 100 in-lbs.
Accuracy: +/- 2%
Weight: 1.0 lbs.

This is another excellent gunsmith wrench. The Wheeler model is recognized as one of the best torque tools for gunsmithing because of its digital display. It has a huge LED screen that displays all torque settings, allowing users to track their tool’s power accurately.

Apart from the LCD screen, this torque wrench also includes an audible indicator. Once you have reached the set torque level, a tone will go off. Because of the audible indicator tone and LCD, adjusting screws is very easy with this Wheeler Torque Wrench.

This tool also has FAT wrench bits from S2 tool steel that is hardened to 56 to 58 Rockwell for a sturdy construction capable of withstanding any harsh applications. Wheeler Digital Firearms Accurizing Torque Wrench has 10 bits in total, enabling users to work with various applications, including windage screws. It can deliver within the 15 to 100-inch pounds range and measure in kg/cm, N/m, and lb/in.

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4. Vortex Optics Torque Wrench Mounting Kit, Black

Vortex Optics Torque Wrench Mounting Kit, Black

Max. Torque: 50 in-lbs.
Accuracy: +/- 2%
Weight: 1.17 lbs.

This steel gunsmith wrench has a hex head style and weighs 0.529 kilograms. Vortex Optics Torque Wrench Kit has a similar design to the Capri CP21075. This model also includes a torque range of 10 to 50-inch pound torque. It differs from the Capri CP21075 in that it has bits, particularly for rifle scope screw sizes.

The torque wrench mounting kit also has a 3-16″ Hex bit that fits Vortex mounts, a 3mm Hex bit that fits Hunter rings, CM-202 and CM-203, and Tactical rings. The model includes some other Bits such as 1/2″ Socket – Fits Tactical rings, etc., and can serve as a click torque wrench.

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5. Wheeler Professional Gunsmithing Screwdriver Set (43-Piece)

Wheeler Professional Gunsmithing Screwdriver Set (43-Piece)

Max. Torque: 40 in-lbs.
Accuracy: +/- 2%
Weight: 14.11 oz.

This steel gunsmith wrench has a flat head style with dimensions, 9 x 9 x 3 inches. With hollow-ground bits that have a concave shape, there’s maximum contact in the screw slot. It includes two non-slip over-molded plastic handles. Wheeler Professional Gunsmithing Screwdriver Set is made of strong S2 tool steel, which makes it very durable.

It also comes with (21) hollow-ground flat bits, which makes it flexible. This model includes a storage case.

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6. NEIKO PRO 10573B Torque Screwdriver

Neiko 10573B Torque Screwdriver Set 1/4" Drive Long Shank

Max. Torque: 50 in-lbs.
Accuracy: +/- 2%
Weight: 1.6 lbs.

This model has a fixed square head and weighs 1.6 lbs. It includes a set ¼” long shank. NEIKO PRO torque screwdriver also has a meter window that displays a 10 to 50 in/lb torque range, which is adjustable in 5 in/lb increments. This gunsmith wrench has a torque limiting feature that allows the screwdriver to torque to set level, thereby avoiding damages to threaded fasteners.

A ‘Pull-Turn-Lock’ handle helps you adjust and automate tension locking easily. This versatile torque wrench has a quarter-inch dr head that is compatible with every 1/4-inch socket, thereby allowing functions such as firearm accurizing, electronic repair, instrument assembly, and some other applications.

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Buying Guide of Gunsmithing and Scope Mounting Torque Wrench

The torque wrench plays a vital role in the making and maintenance of a gun. However, there are many different products on the market recently. So, you may get confused while trying to get the best torque wrench for gunsmithing. Therefore, I have compiled a buyer’s guide to help you out. Here are a few factors that you must take into consideration when purchasing a gunsmith torque wrench.

1. Material

It would be best if you went for the torque wrench with the most long-lasting and durable material. Always keep this in mind because it determines how long the product will stay in your toolbox. When you want to buy one on a budget, you should go for a torque screwdriver with a sturdy metal material, such as steel. You will pay more for it, but the value that comes with it outweighs the cost.

If you do not have a big budget, you should try and purchase one with the least plastic components possible. This is because plastics are not as durable as metal.

2. Accuracy

Accuracy and precision are essential in gunsmithing. And for this reason, you need to purchase a torque wrench that has decent accuracy. You will find that a few tools include sound or a digital visual screen that indicates the torque level. Therefore, it would be best if you went for a gunsmith torque wrench with suchlike features.

3. Torque calibration range

It would be best if you always remembered when it comes to torque calibration range that the higher, the better. This is one of the most crucial criteria in gunsmithing tools, so you need to purchase a torque wrench with a very high calibration range. However, do not forget to ensure that it is compatible with your task’s requirements.

4. Wrench bits included

Some gunsmith torque wrenches do not come Bits. But, various manufacturers include a certain amount of Bits in their package. So, try to choose the one with extra bits for versatility.

5. Handle

The handle is a very vital feature, but people usually overlook it. You always need to consider the handle design and material while purchasing a new gunsmith torque wrench, particularly if you use the tool regularly. You are going to enjoy it in the long run because it won’t hurt your hands.

In recent times, gunsmith torque wrenches usually have an ergonomic design to ensure comfortable user experiences. It would be best if you went for the one with an anti-slip grip handle for comfort during use. You can choose from a couple of available options, but the most common ones are the ones with the rubberized handle.

6. Certificates

Most times, the best models come with certificates as proof of qualifications. These certificates show torque calibration ranges and the accuracy of the given tool. This is the manufacturer’s way of proving that their tool has high quality.

So when getting a gunsmith torque wrench, you should go for the ones with certificates. Gunsmithing requires high-quality tools, and this will ensure that you get the best working models.

Frequently Asked Questions (FAQ) and Answers

What is the best torque wrench for the money?

The best torque wrench is Wheeler Firearms Accurizing Torque Wrench. It has a range of 10-65 inch-pounds and +/-2 inch pounds for 40 pounds.

What should I set my torque wrench to?

  • You will see two different settings on the torque wrench.
  • Determine the required setting for the bolt you want to tighten
  • Turn the handle of the torque wrench to adjust its specifications accordingly.
  • Set the torque wrench to the correct setting

What is the best inch-pound torque wrench?

The best inch-pound torque wrench is the Wheeler Firearms Accurizing Torque Wrench. It has a range of 10-65 inch-pounds and +/_ 2-inch pound increment for 40 in pounds.

How to Use a Torque Wrench for Gunsmithing

When using your torque wrench for gunsmithing, you need to know a few tips to help you get the most out of the tool. However, it is important to know that you won’t need special tools to adjust the torque. It has high precision and comes with a calibration certificate (it’s +/- accurate to 6 percent).

With that said, here are the things you need to know while using a gunsmith torque wrench.

  • Ensure that the torque calibration is checked frequently for a more accurate tool.
  • Always tore the gunsmith torque wrench safely in the box for preservation and protection.
  • Do NOT use the torque wrench to loosen a screw or bolt. It would be best if you used it only for tightening purposes. Just go for a regular wrench if you want to loosen a screw or bolt.
  • Avoid dropping the torque wrench as it could affect its accuracy.
  • Do NOT over-tightening screws or bolts as it can damage these components.
  • Always dial the wrench torque value to zero every time you use finish using it. This will help relieve the pressure on the spring to prevent wear out.

How to Use Torque Screwdriver?

To use a torque screwdriver right, you will need to follow a few guidelines. These guidelines include:

  • The first thing to do is to check the existing setting of the torque screwdriver.
  • Now, you need to insert the torque in a clockwise direction until the screwdriver slips over.
  • Then detach the end cap if you need to adjust the torque depending on your job.
  • If you need to increase the torque setting, you can do it by loosening the lock screw. Turn clockwise once you enter the hex key in adjuster.
  • To decrease the setting, rotate anti-clockwise.
  • You should always adjust the torque setting, depending on the suggested level.
  • Adjust it continuously until you reach the required level.
  • Now, record the final reading of the tool’s torque when the setting is consistent.

How Does Rifle Scope Torque Wrenches Work?

The torque wrench that most armors and gunsmiths use for mounting rifle scopes resembles a Nut Driver. The only difference is that the tool is designed to accept ¼” hex bits, enabling you to select from different sized bits to allow different size screws. Once torque is employed to the tool, the shaft turns when the pre-set torque value is reached, making the ball bearing to contract and delivering the shaft to spin within the sleeve.

A few are available with barely one torque value, and some can be adjusted within a given torque value range. This design is the most accurate there is.


When you have the best torque wrench, gunsmithing becomes easier and more enjoyable with features that allow you to fit the riflescope to your gun in a secure manner and a twisting force for superb accuracy. Gun wrenches that are made of steel tend to last longer than others. And if affordability is what you are looking for, make sure you get a torque wrench with the least plastic parts possible.

The most accurate torque wrenches usually come with sound or a digital visual screen to display the torque. And you also need to check the torque calibration range because a high calibration range means more accuracy. Another thing to look out for if you want an accurate torque wrench is certification. Most high-quality torque wrenches come with certificates.

For versatility, you should always go for torque wrenches with extra Bits. And if you are going to use the torque wrench regularly, you need to take note of the handle design and material before getting a torque wrench. It would be best if you considered purchasing the ones with an anti-slip grip handle for comfort during use.

Having all this information in mind will enable you to make an easier and better choice of a torque wrench for gunsmithing. It is also important to know that some torque wrench brands (for instance, Weaver) are better than others. I hope this article was helpful, and you are now equipped with the right information to purchase the best gunsmith torque wrench.

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