If your car battery is dead or dying, it’s best to have an idea of which wrench you’ll need to change it. And if you’ve ever gone to change your car battery only to realize you didn’t have the right tool for the job, you know how frustrating it can be.
Not only do you need the proper size wrench for your battery, but you also need one that’s durable enough to withstand multiple uses. And in case you’re wondering, you do not need to buy a fancy battery wrench to change your battery. A standard automotive wrench will do just fine.
To help you find the best wrench for car battery, we’ve rounded up our top picks based on durability, precision, and overall usability.
Top 10 Car Battery Wrenches (Based on Our Research)
Our Editor’s Best Wrench For Car Battery Reviews
10mm Side-Terminal Battery Reversible Ratchet Wrench Chrome-Plated
Key Features:
- This wrench is for car batteries and is used on the 10mm battery terminal bolts found on most import and domestic vehicles.
- This wrench has an insulated vinyl grip handle to prevent electrical shock.
- This wrench is a reversible, ratcheting box wrench. It is used to loosen or tighten the battery terminal nuts on a car battery.
- This wrench is made out of chromium-plated steel, which makes it resistant to corrosion.
- This wrench has an overall length of 5-5/8 inches and a width of 3/4 inch.
Performance Tool W1674 Side Terminal Battery Wrench
Key Features:
- The wrench is a tool that can be used to loosen or tighten a car battery. It has a reversible ratchet action, which means that it can be used to loosen or tighten a car battery in either direction.
- This wrench has a narrow design that is ideal for use in confined areas.
- The wrench is used to remove and replace 5/16 inch side terminal battery bolts.
Related Read: Best Car Batteries Under $100
Akozon Ratchet Wrench, 5/16in 0.4in 10mm Battery Terminal Ratchet Wrench
Key Features:
- This wrench is a professional tool that is used to replace batteries in cars. It is a ratchet wrench with a 1/2in socket that is designed to work with rv’s, sports cars, and collector’s cars.
- This wrench is a professional tool that is used to replace batteries in cars. It is a ratchet wrench with a 1/2 inch socket that is designed to fit in most cars. This wrench makes it easier for mechanics and professionals to replace batteries in cars.
- The wrench is a professional tool that is used to replace batteries in cars. It is a ratchet wrench with a 1/2in socket that is suitable for use on rv’s, sports cars, and collector’s cars.
- The ratchet wrench is a professional tool that is used to replace batteries in cars. It is a practical battery replacement tool for professionals and mechanics. The wrench makes it easier to work on cars.
- This wrench is designed for car batteries, and is able to fit both 5/16in side terminal bolts and 10mm/0.4in top post O.E. terminals. The ratcheting action of the wrench makes it easy to perform battery maintenance or replacement.
- This wrench is for car batteries and has a thick vinyl handle that is non-conductive to reduce the risks of dangerous arcs. The non-slip design can also make you get a better feel when you use it.
- The wrench is made for car batteries, it is long enough to reach recessed battery terminals and hard to reach batteries.
- This wrench is designed for car batteries and is lightweight and compact. It is easy to carry and store, making it convenient for users.
OTC 4616 10mm Battery Terminal Wrench for Import and Domestic Vehicles
Key Features:
- This wrench is designed for use on car batteries. It is a 10mm wrench that is designed to fit on the battery terminal bolts found on many import and domestic vehicles.
- This wrench is for a car battery and is a 10mm, 12 pt. box-end ratcheting wrench.
- The wrench is designed for use in tight spaces and has a short handle.
- This is a wrench for a car battery that has a handle and leading edge that are both insulated. This helps protect against unintended metal to metal contact that causes sparks to start flying.
- The wrench has a thumb switch that allows you to change the ratchet direction.
Related Read: Top 10 SUV Car Batteries
Lang Tools 6571 5/16″ x 10mm Extra Long Battery Terminal Wrench
Key Features:
- This wrench is used to remove or install 5/16 or 10mm battery terminals and hold down fasteners.
- This wrench is for car batteries and it has a socket that allows for a maximum hold on 10mm terminals. It also has enough room to access most 5/16 side terminals.
- This wrench is extra long, at 9-3/4″, to allow easy access to recessed terminals on a car battery.
- This is a wrench made in the USA that is designed to be used on car batteries.
Central Purchasing 5/16 Inch Side Terminal Battery Reversible Ratchet Wrench Chrome Plated
Key Features:
- This wrench is used to loosen or tighten the 5/16″ battery terminal bolts found on GM and most other domestic vehicles.
- This wrench has an insulated vinyl grip handle to prevent electrical shock.
- This wrench is used to loosen or tighten the terminals on a car battery. It is a reversible, ratcheting wrench, which means that it can be used to loosen or tighten the terminals without having to remove the wrench from the terminal.
- This wrench features a satin chrome plated finish to resist corrosion, making it ideal for use on car batteries. The wrench is also equipped with a comfortable grip to make it easy to use.
- This wrench has an overall length of 5 5/8 inches and a width of 3/4 inches.
Related Read: Best Portable Car Battery Jumper
Ratchet Spanner, Easy To Carry and Store Compact Size Battery Replacement Tool 5/16in 0.4in Battery Terminal Ratchet Wrench 
Key Features:
- This wrench is for car batteries and is long enough to reach recessed terminals and hard-to-reach batteries. It has a ratcheting action that makes it easy to perform maintenance or replacement.
- This wrench is a professional tool that is used to tighten or loosen the bolts on a car battery. It has a 10mm head and a 5/16 head. It is also compatible with side terminals and top post terminals.
- This is a premium quality, non-conductive wrench that is safe to use and is suitable for a wide range of applications. It is a practical battery replacement tool for professionals and mechanics.
- This wrench is designed for car batteries and is very compact and lightweight. It is easy to carry and store, and can be used for battery maintenance or replacement.
- This wrench is for a car battery and comes with a 100% satisfaction guarantee. You can contact customer service at any time with questions about the product.
SUNMORN Battery Terminal Connectors, Battery Terminals 0/2/4/6/8 AWG, Hex Wrench (Gold)
Key Features:
- This wrench is used to connect and disconnect the battery terminals on a car battery. The labels on the wrench make it easy to identify the positive and negative terminals. The wrench is also suitable for most types of batteries.
- This wrench is for car batteries and includes two quick disconnects, two adjustable shims, and two protective covers. The customer is guaranteed to be satisfied with the purchase or their money back.
- This wrench is for a car battery and it is very easy to install. There are 0/2/4/6/8 AWG Inputs and the gold screws terminals hold the cables securely in place.
- This is a wrench for a car battery that is made of durable material that is strong and resistant to corrosion. It is a good tool for reducing current transmission loss.
- This wrench is designed to help clean dirt, debris, and corrosion from car batteries. The Allen wrench is easy to use to tighten the wires, and the washers help prevent corrosion.
OTC 4614 5/16 Inch Side-Terminal Battery Wrench for GM Vehicles
Key Features:
- This wrench is designed to be used on GM side-terminal batteries or any 5/16 inch hex head battery bolt. It is perfect for the tight spaces often found under modern vehicle hoods.
- This wrench is a 7 point ratcheting wrench that is used to loosen or tighten a car battery.
- This wrench is 5-1/2 inches long and is used for car batteries.
- This wrench has an insulated handle, which is designed to protect the user from electrical shock.
VTEK Brushless Impact Wrench 1/2 Inch Chuck, Max Torque 700N.m Cordless Impact Wrench
Key Features:
- This wrench is a powerful impact wrench that can deliver up to 442 ft-lbs of torque. It is also equipped with a high-hardness and wear-resistant shaft that can speed up to 2800 RPM. This wrench is great for breaking off car tires or rusting nuts and bolts in seconds.
- This wrench is a versatile tool that can be used for a variety of applications, including removing tires from cars, commercial vehicles, motorcycles, trucks, and trailers, as well as for automotive repairs, major construction projects, heavy equipment maintenance, or product assembly.
- The wrench is a three-in-one tool that can be used as an impact gun, drill, or screwdriver. It is cordless and has a half-inch impact. It comes with a drill adapter and screw adapter.
- This is a 1/2 inch brushless impact wrench that is designed for excellent performance and durability. The brushless motor offers less noise and no sparks, as well as a longer lifespan for the cordless wrench.
- This wrench is a cordless, electric impact wrench that comes with a 4.0 Ah lithium battery, charger, user manual, screw driver adapter, impact drill adapter, and five impact sockets. It also comes with three drill bits for wood, three drill bits for steel, three drill bits for stone, and three impact screws.
Wrench For Car Battery FAQs
1. What is a wrench for car battery?
A wrench is a tool that is used to tighten or loosen bolts. A wrench for a car battery is used to loosen or tighten the bolts that hold the battery in place.
2. How do you use a wrench for car battery?
Put the wrench on the bolt and turn it counter clockwise.
3. What are the benefits of using a wrench for car battery?
The benefits of using a wrench for car battery are that it is a very strong tool that can loosen or tighten the battery terminal without stripping it. It is also a very convenient tool to have because it is small and easy to carry around.
4. Are there any risks associated with using a wrench for car battery?
There are a few risks associated with using a wrench for car batteries. If the wrench is not the correct size, it can slip and damage the battery. If the wrench is over-tightened, it can damage the battery terminals.
5. How do you care for a wrench for car battery?
Wipe the wrench down with a clean rag after each use. If the wrench becomes dirty or corroded, clean it with a wire brush and apply a light coat of oil.
Conclusion
There are many great wrench for car battery on the market. Our list of the best wrench for car battery will help you save time researching and choosing the best one for you.