Any professional that works with bolts and nuts will tell you how important it is to have a tool that can serve several purposes.
This ensures that you have fewer tools to carry around and improves the efficiency of your workflow and a spud wrench is one such tool.
When trying to purchase a spud wrench, you will be spoilt for choice, as there are many options available. We will give tips and pointers on the best spud pointers and factors to consider when getting one.
Let’s get started!
What is a spud wrench?
A spud wrench is a tool that has a tapered spike handle at one end and a wrench on the other end.
The sharp spike is used for bolt alignment when installing beams or automotive components, while the wrench is used to fasten the installation.
Top 6 Best Spud wrenches To Buy Confidently (Reviews)
We have researched the best, and most pocket-friendly spud wrenches currently available. Here are our top picks for you to consider:
1. Klein Tools 3239 Adjustable spud Wrench
1 used from $74.28
Arguably the best of all the adjustable spud wrenches. It is a product made by the Klein brand.
This spun wrench has precision-machined jaws that open up to 1-5/8-inch. It fits and can fit heavy nuts and bolts of up to 1-inch.
The spun wrench is m up of alloy metal with a continuous-taper handle for ease of use. The wrench uses the metric measurement system and has a lanyard hole for tethers.
Pros | Cons |
---|---|
Resistant to rust | Pricey compared to other brands |
Easy to use since the knurl turns smoothly | |
Compatible with Cat Nos TT1 and TT2 tethers | |
Generates excellent torque and leverage | |
Klein offers a lifetime warranty on material defects |
2. MAXPOWER 3-pieces spud wrench
This is a 3-piece wrench that comes with a 10-inch, 12-inch, and 16-inch adjustable spud wrench. The wrench has a -V steel precision-machined jaws with a max capacity of 1 in. (25mm), 1-1/4in. (32mm), 1-1/2 in. (38mm).
It has a corrosion-resistant finish with a continuous-tapered handle for bolt and rivet alignment. It comes with a roll-up bag to neatly store them.
Pros | Cons |
---|---|
Adjustable, meaning no need to carry multiple fixed-size wrenches | They come as a set of 3 |
Comes with a roll-up bag for convenient storage | Heavy since they are a set of 3 |
Durable and versatile | |
Ideal for plumbing and ironworks | |
Can be a gift |
3. Crescent 16-inch adjustable spud wrench
This spun wrench is made by the Crescent brand and weighs 2.25 pounds with dimensions of 16 x 5 x 2 inches. It is made up of oxide material that makes it sturdy and durable.
The wrench comes with an open head that is adjustable up to 16 inches, a knurl that adjusts quickly, and a tension string for jaw stabilization.
Pros | Cons |
---|---|
Adjustable | Price |
Made from quality materials | |
Resistant to rust | |
Cleans easily |
4. Lichamp 16-inch adjustable spud wrench
The Lichamp adjustable spud wrench is made of heavy-duty alloy steel with long handles and a black oxide finish.
The finish makes the wrench corrosion-resistant, while the length generates leverage and greater torque.
The jaw adjusts up to 16 inches and has a non-stuck rotating knob. The company has a 1-year return, refund, or free exchange if you are not completely satisfied.
Pros | Cons |
---|---|
Durable product | Heavy |
Rust resistant | May not be used often |
Great torque and leverage | |
Firmly occluded jaw |
5. Duratech12-inch adjustable spud wrench
This spun wrench is made of CR-V steel with jaws that extend up to 1-11/16(12-inch). It has a heavy-duty continuous-tapered handle for bolt and rivet alignment.
The spud wrench uses both the metric and SAE measurement system for convenience.
Pros | Cons |
---|---|
Flexible as it can be used for plumbing, electrical works, and various equipment | Limited size series |
Cheap | |
Generates greater torque | |
Easy to read measurements due to the mirror polish on the head wrench |
6. Klein tools 3227 spud wrench
4 used from $48.56
This is also a great contender for the number one spot, in my opinion, and should be considered.
The Klein Tools 3227 spud wrench is made of quality alloy steel and has a lanyard tethering hole. The spun wrench is adjustable up to 1-7/16-inch and can fit up to 7/8-inch heavy nuts and bolts.
The wrench is easy to use due to the smooth turning knurl. It is eligible for a return, refund, or replacement within 30 days of receipt.
Pros | Cons |
---|---|
Made of quality alloy steel | Pricier compared to other brands |
Resistant to rust | |
Easy to use | |
Eliminates the need for numerous fixed-size wrenches |
The Different Types of Spud Wrenches
To pick the best spud wrench for you, you need to know the types of spud wrenches available. The types include:
1. Adjustable spud wrench
This spud wrench allows the user to use it on varying sizes of fasteners eliminating the need for wrenches of different sizes.
2. SAE offset open-end spud wrench
The spud wrench comes with an open end that partially encloses the fasteners.
The open end enables the user to tighten fasteners either from the top or the side. The offset allows for accessing bolts and nuts in tight areas.
3. SAE offset box end spud wrench
The spud wrench has an enclosed head end that wraps around the entire fastener.
This makes it grip the fastener better, and the offset ensures you can fasten bolts or nuts in tight areas.
4. Metric offset nonsparking open-end spud wrench
These are ideal for working in flammable environments as they do not produce sparks. It can access fasteners from the top or side, and the offset enables them to access fasteners in tight spots.
5. SAE nonsparking offset open-end spud wrench
It is similar to the metric offset nonsparking open-end spud wrench, the only difference being that the open end is in SAE size (inch size).
A Guide To Pick The Right Spud wrench

Here are the different factors that you need to consider when shopping for spud wrenches:
1. The use
The wrench type will depend heavily on what you plan to use it for. Radiator spud wrenches are specific to the type of spuds you can find in radiators making them less effective when using them for stuff like plumbing.
2. The working environment
If you work in flammable environments, you should consider using nonsparking spud wrenches.
3. The size of the fasteners.
If you use varying sizes of fasteners, then the adjustable versions are best suited.
4. How much torque do you need?
If you wish to tighten the fasteners more efficiently, you should consider the length of the spud wrench.
The longer the spud wrench, the more torque it generates, making you use less force. However, if it is used in smaller components, it is more convenient to use a shorter wrench.
5. Durability and ease of use
When it comes to picking the best spud wrenches among dozens of items available on the market, durability, and ease of use are also important factors you should look at before you go ahead and purchase any product.
Because obviously, you would want a piece of equipment that’s easy to use and also durable so it lasts for years to come.
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Best Torx Screwdriver Sets | Best Snap Ring Pliers |
Final Thoughts
We have gone over the various types of spud wrenches available and discussed factors that you should consider when buying a spud wrench.
We have seen that the most convenient type of spud wrenches are the adjustable ones since they eliminate the need for multiple fixed-size wrenches.
Finally, we have seen a selection of the best spud wrenches currently available in the market, with the Klein Tools 3239 Adjustable spud Wrench being my preferred, followed closely by the Klein tools 3227 spud wrench.
FAQ
What is a Spud Wrench?
A spud wrench is a tool used to loosen or tighten nuts and bolts. The spud wrench has a long handle attached to a small ring that looks like a barbell plate. The ring is inserted in the bolt hole, and the handle is turned. It can be used for many settings like cars, boats, planes, motorcycles, and trucks.
How Do You Use a Wrench?
You use a wrench by inserting one end into the object you are working on and turning the handle to tighten or loosen the bolt or nut. There are also types of wrenches that you can use on a bolt, nut, or screw with multiple sides, not just one side. If you have such a bolt, you must put the wrench on each side of the head to ensure it is wholly tightened or loosened.
What Kind of Wrenches Are Used for Locks?
Most wrenches loosen or tighten bolts and nuts that are part of a lock. The main purpose of a wrench is to get into tight spaces, which can be challenging to accomplish with most other tools. If you have problems opening your lock, try using a pair of pliers or another type of wrench instead.
What Tools Can Be Used in Place of Wrenches?
You can use many tools as replacements for spud wrenches, including screwdrivers and drills to tighten or loosen bolts and nuts. You can accomplish the same task as using a wrench, but you may need to get into a few tight spaces that only pliers or wrenches can get into.
What Is the Difference Between Long and Short Wrenches?
Short wrenches are about half the length of long wrenches and are used for smaller-sized bolts and nuts. This shorter length makes it easier to work in spaces where there isn’t room for long wrenches. Longer wrenches are designed for larger bolts, nuts, and screws, making it too difficult to use a short wrench.
What Size Is a Spud Wrench?
Spud wrenches come in a range of sizes. Standard sizes are 6 to 22 inches in length; different styles are available in 2 inches, 4-inch, six, or 8-inch diameters. Length is the most significant difference between the different types; some have a maximum jaw opening of only 12 inches, while others can extend up to 16 inches.
Does Every Spud Wrench Come with a Lanyard?
Some types of spud wrenches do not include lanyards to attach them to your belt loop or tool bag. You may need to purchase a lanyard separately.
What Is the Purpose of Lanyards?
You can use a wrench with a lanyard to protect your hand when working at an angle or in a tight space. The lanyard loop can be attached to your belt loop or tool bag and will prevent the wrench from slipping out of your hand.
Will Spud Wrenches Work for Metric Bolts?
Many spud wrenches are designed specifically for SAE bolts, which may not work with metric bolts. You can find metric-sized spud wrenches, but you may need to check the bolt size before you purchase a specific wrench.
About How Much Do Spud Wrenches Cost?
The cost of spud wrenches depends on whether they are made of metal or plastic, as well as their size and strength. Prices can range from as little as $10 to over $100.