Best 3 Oz. Grease Guns in 2022

Whether you’re working in a garage or toolshed, using the best 3 Oz grease gun can make your projects easier.

A grease gun is a tool that has a long, thin neck to deliver lubrication to parts that are hard to reach. A 3 oz grease gun is typically considered a “mini” grease gun, making it highly portable and easy to use.

Most mini grease guns have a trigger mechanism that is manually operated for precision placement.

You may find it convenient to use a tool of this type when working on cars or plumbing issues. Putting together other items that need lubrication on surfaces in tiny apertures might require a decent grease gun.

The great thing about a 3 oz grease gun is that it can be easily refilled and carried from place to place without too much trouble or hassle.

For at-home D.I.Y. projects, a grease gun of this size can come in handy due to its convenience and easy storage capability.

Overall, a small 3 oz grease gun can really help you get specialty jobs done in a flash. We have studied the available models to help you make informed decisions.

Quick Comparison

Best 3 Oz. Grease Gun Reviews:

1. HORUSDY Mini Pistol Grip Grease Gun

HORUSDY Mini Pistol Grip Grease Gun

This Horusdy 3 Oz mini pistol grease gun has a one-handed operation mechanism. Its efficacy gets boosted by the knurled thick wall barrel that ensures a firm grip.

Thus, you can expect performance without slipping issues. Additionally, the gun’s grip has a lever action. This feature enables easier operation as you can push it downward and forward.

The tool has a spring that allows a seamless application of grease. It is useful in ensuring that you have a precise application.

This gets enabled by the ability to measure and gauge the grease release during the application process.

This 3 Oz grease gun has a chrome-plated finish. It makes the tool more durable, resistant to corrosion, and easy to clean.

The mini grease gun has a vented cap that allows accurate grease application. It is also fitted with a positive lock that allows easy filling.

This grease gun is equipped with a standard 3 oz cartridge and comes with a 3-piece accessory kit. It is composed of a steel hose with a coupler.

Also, there is a steel extension hose that is effective when applying grease in complicated areas.

It has a 9″ flex hose fitted with a nozzle. This can stretch further during grease application.

The manufacturer structured this grease gun with two hose outlet positions. They are positioned on the side and end.


  • The grease gun has two hose outlet positions.
  • There are two-way filling, that is, bulk or 3 ounces cartridges.
  • It has quality workmanship that has a chrome finishing.
  • The grease gun has a working pressure of 2900 P.S.I.
  • It is fitted with a lever that enables smooth operation.
  • It has a secure grip.


  • The spring may be subjected to damage after some days of use.
  • It does not work well for wheel bearings.
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2. Lumax LX-1172 Black Mini-Pistol Grip Grease Gun

Lumax LX-1172 Black Mini-Pistol Grip Grease Gun

This 3 Oz grease gun is a product of Lumax, which gets involved in the manufacturing of products that are utilized in lubrication and fluid management.

Despite its lightweight attributes, this grease gun is a compact tool. It has an easy-to-use mechanism that gets enabled by the pistol grip.

Additionally, its one-hand operation is effective in the execution of hard-to-reach tasks. This includes interior areas of automotive and other machinery.

The grease gun has a heavy-duty alloy head that is durable. This boosts its performance even in complicated tasks without sustaining damages.

It has a shiny appearance that elevates the beauty of the mini grease gun.

It has a smooth operation favored by the contoured lever. The lever is designed to deliver adequate pressure with the engagement of less effort.

You can use the gun in operations for a long time without exhaustion. It also has two loading options, cartridge, and bulk. It has a short metal tube that is ideal for grease application.

This 3 oz grease gun has an ergonomically designed T-handle. It fits on the hand appropriately and provides a positive grip.

Additionally, its hydraulic coupler is reinforced with a non-drip seal. This is essential in preventing leakages that may lead to grease wastage.

It comes with a 4″ extension pipe and a coupler that provides the connection. Also, it has a 3-ounce grease cartridge. It has an output of 1.5 oz of grease per 100 strokes.

As compared to some 3 oz grease guns that have work limitations, this one is ideal for various tasks.

It is effective in automotive, farm, handyman, industrial, and R.V. usage.


  • It is enhanced with non-leak features.
  • The grease gun is compact as well as lightweight.
  • This gun has a two-way loading format.
  • Its T-handle provides a positive grip for effective operations.
  • It has a lever that creates more pressure while utilizing less effort.
  • The tool can be used in a diverse range of grease applications.


  • It does not come with a flex hose.
  • The plunger may have complications in pushing out the grease.
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3. Workforce 3 Oz Grease Gun

Workforce 3 Oz Grease Gun

This is a 3 Oz grease gun of a workforce that incorporates the highest standards for engineering and craftsmanship.

It has a chrome finishing that promotes longer service. This electroplating technique is good for its corrosion-resistant abilities.

Additionally, it ensures that the mini grease gun is hardy and has an eye-catching look.

The performance of the Workforce mini grease gun gets enhanced by a durable follower and the rod. They enable the movement of the lever during task execution.

Also, there is a spring that aid in the front and backward motion of the lever. It is also keyed in enabling the return position and gradual application of grease. It minimizes the cost incurred by wastage of grease.

The 3 oz grease gun has a 12″ grease hose. Its flexibility enables maneuvering in tight zones during grease application.

Also, it comes with a 4″ straight extension that can be deployed in extremely hard-to-reach areas. This ensures that all areas of your machine are well greased.

It has a heavy-duty head that has a die-cast plating. Its hardened steel guarantees maximum durability for a longer service duration.

Additionally, it is fitted with a super grip 4-jaw coupler that is ideal for withstanding high pressure. The grease gun also has a superior grip that is essential in a smooth operation.

This grease gun has a 3 oz cartridge that is easy to use especially during loading. It is lightweight and compact, thus, it can be deployed in tight regions.


  • It has a die-cast construction that enhances durability.
  • The grease gun has a superior grip which is consistent for long-term use.
  • It has an easy-to-use mechanism favored by the contoured lever.
  • The manufacturer utilized chrome plating that is durable and has a stylish look.
  • It is accompanied by a flexible grease hose that accesses the hard-to-reach areas.
  • It is fitted with a spring that enables a smooth grease application.


  • Its plunger is not tight enough for the application of thin greases.
  • The nozzle may require a lot of energy when inserting.
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4. K Tool International Grease Gun

K Tool International Grease Gun

This grease gun is structured with state-of-the-art technologies that ensure convenience when applying grease.

It is a mini grease gun that comes with a one-year warranty. This ensures that you are at peace when executing tasks as you are covered in case the tool gets damaged.

The grease gun has a 4-inch steel extension. It makes it easy to apply grease. Also, the material used for its construction is durable and resistant to damage by rust.

It has a spring that enables a smooth movement of the handle. It allows you to move back and forth while applying grease.

Also, it comes with a strap that holds the handle firmly on the body of the tool when not in use. The mini grease gun can withstand a pressure of 3,500 PSI.

This tool has dual discharge ports. They are effective in the pistol’s performances enabled by their pull-type mechanisms.

The pistol is a compact and lightweight tool that favors operations in diverse applications. Thus, you can enjoy a non-turbulent grease application.

The manufacturer states that they keep on modernizing the equipment to ensure that it is up to par with the current customer needs. It is also tailored to perform in rugged conditions.


  • It has an extension that enhances a smooth grease application.
  • It is fitted with dual discharge ports that operate with a pull-type system.
  • The grease gun has an outstanding working pressure of 3,500 P.S.I.
  • Its manufacturing has been executed by a reputable dealer.
  • Customers are backer up with a one-year guarantee.
  • The steel coating promises a durable service duration.


  • The grease gun has not had adequate customer feedback that can gauge its efficacy.
  • It does not come with a flex extension that can be used to cover hard-to-reach areas.
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5. Mercury Quicksilver Mini Grease Gun

Mercury Quicksilver Mini Grease Gun

The 3 Oz grease gun is a product of Harvard marine and is effective both for outdoor and repair stores. It promises a durable life service that gets enhanced by the PTFE coating.

It is resistant to corrosion and forms a non-reactive outer layer. Additionally, it increases the gun’s strength making it durable.

The grease gun has couplers that lock onto the fittings making the equipment to be firm and compact.

Additionally, it gets designed for versatile utilization. This is enabled by its ability to withstand extreme levels of friction.

It is fitted with a 3 oz cartridge for a smooth grease application. This is essential in the fast loading of grease during application. It is also separable from other parts of the grease gun.

However, this greasing pistol does not come with an extension that can facilitate the application of grease in hard-to-reach areas.

This makes it quite difficult to access areas such as the internal parts of an engine.

Its efficiency cannot be determined as only an insubstantial number of users have approved its credibility.


  • It has a PTFE composition that battles corrosion for a robust service.
  • It is designed with water-resistant attributes.
  • The grease gun can withstand high friction situations making it more effective in a wide array of working conditions.
  • The manufacturer designed it for multi-purpose grease application functions.
  • It has couplers that ensure optimum compatibility of the equipment.
  • It comes with a tube of 2-4-c.


  • This greasing tool is not applicable in needle bearings and other interior parts of the engine.
  • Very few users have provided testimony on its task execution.
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6. Mercury Quicksilver 91-74057Q5 Grease Gun

Mercury Quicksilver 91-74057Q5 Grease Gun

This genuine mercury O.E.M. grease gun is equipped with a 2-4-C marine grease mercury 3 oz tube.

Its structure is sourced from PTFE material that is free from corrosion.

It is also ideal for its ability to withstand distortion by water. This ensures that the grease gun delivers for a longer duration.

Additionally, the manufacturer has designed it for numerous job execution. Its rigid construction enables it to thrive in a wide range of working conditions.

This ensures that it functions without recording negative setbacks. Also, it can go a long way without replacements.

Also, it has a tight-fitting on the end of the hose. It ensures that the hose is compact to the entire grease gun body.

Hence, the hose can withstand high pressure during task execution. It has been designed with the ability to withstand a pressure of 5,000 PSI.

This grease gun has a weight of 1.5 pounds which makes it easier to handle during grease application. It also minimizes exhaustion that may arise due to the consistent use of a heavy tool.

Additionally, it is fitted with a follower spring that enables continuous usage of the grease gun.

It is also applicable in a diverse working environment such as prop shafts, steering cable systems, shift cables, and swivel pins.


  • It is composed of a material that is resistant to corrosion for longer service life.
  • The grease gun has been manufactured with genuine parts.
  • This grease gun model is sturdily constructed which ensures firmness during grease application.
  • It has flexible pressure tubes with a cool size.
  • Its ideal size is efficient for grease application in tight areas.
  • The hose is tightly fitted to the gun, thus it can withstand high pressure during grease application.


  • Continuous usage may lead to wear and tear causing leakages.
  • It has recorded a low-quality status.
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Things to Consider Before Buying a 3 Oz. Grease Gun

Type of Task

Different grease guns are compatible with specific types of work. When choosing a 3 oz grease gun, you should assess the type of work that it is destined to perform.

For example, a small 3 Oz grease gun is ideal for the execution of simple and light tasks. These include operations such as D.I.Y. projects and other personal needs.

However, you cannot deploy the same tool in heavy tasks such as garages and industrial areas.

Type of Material

Not all grease guns are composed of the same material. This also dictates the durability of the tool.

For instance, a 3 oz grease gun made of steel is sturdier and more durable for a longer service. Also, it can withstand rigorous working conditions.

When working in wet conditions you should dwell on a grease gun that has water-resistant abilities. Additionally, one that will be more resistant to corrosion is the ideal tool.


This is one of the dominant features when purchasing a grease gun. Features such as length and flexibility of the hose are key considerations.

It is essential in determining how far the 3 oz grease gun can stretch and its competency in covering complicated regions.

Also, the speed trigger is a vital consideration. It determines the flow rate and precision delivered by the small grease gun.

Other additional features such as the L.E.D. lights can be imperative, especially for persons working in dark environments.

Easy to Use

A small grease gun should be easy to use while delivering exquisite results. It is favored by factors such as a positive grip on the handle and a return spring.

Also, it ensures that the tool can be deployed with a one-hand operation mechanism and also be in service for a longer duration.

Also, a lightweight mini grease gun is ideal as there is minimal exhaustion during task execution. The handle should be comfortable so that you can work at ease.


You should go for an effective mini grease gun that delivers substantial results. A budget that delivers appropriately to your needs is a good consideration.

Grease Guns Classification

There are five types of grease guns available in the market. They include:


Such models are ideal for heavy-duty usage. This is because that generates adequate pressure that can execute large and complex tasks.

In contrary to small grease gun, these guns can be deployed in areas such as industries where heavy machinery require greasing.


These are versions that come with a small and portable pump. The pump is used to generate pressure that jerks out grease from the gun’s cylinder.

They are ideal for their powerful performances and can perform in a diverse working state.

They are also ideal for their precision in a grease application. However, they demand some expertise during usage.


These are the most common greasing guns in the market. They depend on manual operation for the application of grease. Small grease guns are applicable in numerous types of jobs.

Nonetheless, their manual operation mode can be tedious, especially when utilized for a longer period.

They are recommended for homeowners who are not in greasing operations on a daily basis.


Cordless greasing guns are fitted with batteries. As the name suggests they task without the need of a power cable.

These batteries are rechargeable which makes them available even during power outages.

They are also portable making them easier to use. However, they do not have numerous features as compared to other types of grease guns.

Pistol Grip:

They mimic the actual pistol guns. They are small grease guns that can be operated by one hand. Hence, they can maneuver in tight and hard t reach areas.


1. Which is the Mini Grease Gun without a Cartridge to Use?

If you want a mini grease gun to operate efficiently and work faster, go for the battery grease gun.

Battery grease guns come with a budget but are worth every penny. If you want an efficient grease gun but don’t have the budget, consider a top-notch manual grease gun.

Of course, you will have to use your hands to pump the grease, meaning you’ll take more time and get tired, but it does an excellent job.

Whether a gun is a battery or manually operated, avoid the cheap ones. They perform shoddy jobs.

2. How Can I Know that My Grease Gun is Out of Grease?

You can check the plunger’s bottom to know how much grease is left. But for the best results, pull the plunger until you can go no further.

You will be able to see the lubricant available on the exposed raw material. It indicates the exact grease inside the cartridge.

3. What is the Suitable Grease to Use in My Grease Gun?

Different parts require a different type of grease to lubricate them. Knowing the best lubricant to use on your machine or equipment is essential.

It is crucial to check the manufacturer’s direction on what oil to use in the component you want to lubricate.

Also, never change grease types. Use the same one every time to avoid weakening the grease. The makers of lubricants add various additives to suit different intended applications.

These additives vary and may not react well with the rest. That’s why it’s not recommended you mix grease.

The additives may respond by causing the lubricant to liquefy or break down. As a result, the oil starts to leak out.

General or all-purpose greases are ideal for farming equipment or lawnmower.

You can also use them on any machine that doesn’t heat much or move very fast. The lubricant is usually thick and consists of a light brown color. It is similar to soft toffee.

But other applications require special lubricants. It’s therefore essential to check out the manufacturer’s instructions on the grease to use.

Red rubber grease is ideal for lubricating any moving part that frequently gets water or moisture.

As its name suggests, this grease is red and got popularly used in the olden days. Today, types of water-resistant lubricants are many and come in different colors. Others are for marine applications only.

Some specialized parts like CV joints require graphite grease to lubricate them. This grease type comes in black color and is much thinner compared to the rest.


When choosing a 3 Oz grease gun, there are a number of factors you ought to consider. They include material composition, features, designated duties, and price.

It is important to ensure that you are in line with your lubrication requirements.

The 3 oz grease guns have a variety that can suit different greasing needs. Additionally, they have distinct features that you can choose from.

You can engage in an in-depth analysis and choose a mini grease gun that will keep your machine in a productive state.