Grout removal can be a labour-intensive and dusty job. Whether taking on a DIY project or working professionally, choosing the right tool for the job can significantly improve your results.
Various grout removal tools are available today, ranging from manual hand tools to high-powered electric devices. Each one offers unique advantages and is suited to different types of grout and job sizes.
In this detailed guide, we will cover the best tools for grout removal to help you select the right one for your needs.
Let’s get straight to the point.
Grout removal is challenging but necessary, and the right tool makes all the difference. This blog explores various tools, from oscillating tools for precision, reciprocating saws for tough jobs, and rotary tools for tight spaces to angle grinders for large-scale work. Manual tools are also great for small or delicate jobs.Â
Top picks include the Aeropro ARP7636, Power Die Grinder Goxawee, Dremel Multi-Max, Galax Pro, and Hi-Spec Oscillating Multi-Tool, each suited to different needs and projects. Choosing the right tool depends on the job’s scale, grout type, and skill level.
Types Of Tools For Grout Removal
The choice of tool is crucial to removing grout efficiently. Several tools are to consider, depending on factors such as the type of grout, the size of the project, and your level of expertise.
Below, we explore each category of grout removal tools in detail.
1. Oscillating Tools
Oscillating tools are among the most commonly used for grout removal. These tools, fitted with specialised grout blades, provide high control and precision.
The oscillating motion allows you to safely remove grout without causing damage to surrounding tiles, which is especially important when working in confined spaces or when precision is critical. While oscillating tools take longer than larger alternatives, they remain a top choice for medium to small grout removal tasks due to their accuracy.
This tool is ideal for homeowners and professionals alike.
Pros:
- Precise grout removal
- Reduced risk of damaging tiles
- Easy to handle in confined areas
Cons:
- Time-consuming for large jobs
- It may require multiple blades for long projects
2. Reciprocating Saws
For tougher grout, such as sanded or epoxy grout, reciprocating saws equipped with a grout grabber blade are a highly effective choice. These powerful saws can remove grout quickly, making them perfect for difficult or heavily bonded grout.Â
However, care is required when using reciprocating saws, as their powerful action could damage the tiles if not handled carefully.
Pros:
- Rapid grout removal
- Excellent for hard-to-remove grout
- Highly effective on epoxy grout
Cons:
- Potential for tile damage if not handled properly
- Requires more skill to operate safely
3. Rotary Tools
Rotary tools are compact and effective for small grout lines, particularly those with a gap of 1/16 inch or less. They work well in areas requiring high precision, such as tight corners and intricate spaces.Â
However, rotary tools generate a significant amount of dust, making them ideal for large-scale projects only if dust management measures are in place.
Pros:
- Precise grout removal in tight areas
- Compact and easy to handle
- Great for delicate grout work
Cons:
- Generates excessive dust
- Less suited for large-scale projects
Angle Grinders
Angle grinders are highly effective for larger grout removal jobs or when working with harder grout types like epoxy. These tools feature a rotating disc that can remove grout quickly and efficiently, making them perfect for larger jobs.Â
However, due to the large dust produced by angle grinders, you’ll need to ensure that the workspace is well-ventilated and use proper protective equipment such as masks and goggles.
Pros:
- Excellent for large jobs
- Effective on hard grout, including epoxy
- Quick grout removal
Cons:
- Requires dust control measures
- Potential for tile damage if not used carefully
4. Manual Grout Removal Tools
Manual grout removal tools are often the best choice for small or detailed jobs. Although manual tools take longer and require more physical effort, they are less likely to generate dust or damage tiles, making them suitable for more intricate or small-scale grout removal tasks.
Pros:
- Low risk of damaging tiles
- Suitable for confined spaces
- Ideal for small or delicate jobs
Cons:
- Time-consuming
- Requires more physical effort
The Top Tools For Grout Removal: Detailed Reviews
With so many grout removal tools available, it can be overwhelming to choose the right one. Below, we review some of the best grout removal tools on the market, providing details on their features, pros, and cons to help you make an informed decision.
Aeropro ARP7636
The Aeropro ARP7636 is a versatile multi-tool powered by compressed air. This tool is ideal for use in construction environments where access to electricity may be limited.
It operates similarly to an air ratchet and excels in situations where portability and flexibility are essential. The ability to run on a gas-powered air compressor makes it highly adaptable, though it requires a constant power source.
The Aeropro ARP7636 is a highly versatile tool powered by compressed air, making it a good fit for construction environments where electricity may be unavailable. Its lightweight design and adjustable blade lock make it easy to handle, while its low vibration allows for precision.
However, the need for a gas-powered air compressor and its noise and space requirements limit its practicality for residential use.
Power Die Grinder Goxawee
The Power Die Grinder Goxawee is a powerful rotary tool featuring a robust 240-watt motor built from pure copper, designed for durability and high performance. With multiple attachments, including grout-removal blades, this tool is ideal for home repairs and professional use.
Its compact design makes it particularly suited for tight spaces. The Power Die Grinder Goxawee is a solid choice for home and professional use.
Its versatility is somewhat hindered by the need for a chuck key to change blades, and its compact size makes it less suitable for large-scale grout removal projects.
Dremel Multi-Max Oscillating DIY
The Dremel Multi-Max is a popular choice among professionals and DIY enthusiasts. With a powerful 5-amp motor and a compact head that is 30% smaller than competing models, this oscillating tool removes grout in tight or challenging areas.Â
The quick-release system for easy blade changes enhances its convenience, making it a favourite among professionals and DIYers. While it’s a high-performing tool, the higher price and relatively short two-year warranty might be drawbacks for some users.
Galax Pro Oscillating Tool
The Galax Pro Oscillating Tool is affordable and versatile, offering both corded and cordless versions. The cordless model runs on a 20-volt lithium battery with six adjustable speed settings and a live readout that shows battery life.Â
Its lightweight design makes it easy to use for extended periods, and the tool charges in just 45 minutes, reducing downtime. Its six adjustable speeds and fast-charging battery make it convenient, but the short battery life of about one hour and the lack of a storage case are notable limitations.
Hi-Spec Oscillating Multi-Tool
The Hi-Spec Oscillating Multi-Tool is a highly versatile option capable of handling grout removal and a variety of other DIY tasks. Its motor reaches up to 23,000 RPM speeds, making it powerful enough for tougher jobs.
The tool’s seven-speed settings provide flexibility depending on the task, and its rubber handle reduces vibration, improving user comfort during prolonged use. The rubber handle reduces vibration, improving user comfort during longer tasks.
However, the tool’s included blades tend to wear out quickly, and its small exhaust port may limit dust extraction, reducing its effectiveness in certain tasks. Overall, this tool offers a good balance of power and ease of use but may require frequent blade replacements.
Conclusion
Choosing the right grout removal tool is essential for achieving clean, professional results. From oscillating tools to manual grout removal tools, each has its own strengths and ideal use cases.
Tools like the Dremel Multi-Max and Galax Pro Oscillating Tool offer power and precision for large, tough grout removal jobs. On the other hand, for small, intricate jobs, manual tools or compact rotary tools like the Power Die Grinder Goxawee can be the best option.
The choice comes down to the scale of the project, the type of grout being removed, and your level of experience. By selecting the appropriate tool for the job, you can ensure a smoother, faster, and more efficient grout removal process.
FAQs
How Deep Should Grout Be?
Typically, we recommend grout joints being no less than a 1/8 of an inch however some precision cut tiles and stone can withstand a smaller grout joint.
How Deep Do You Need To Remove Grout To Regrout?
Care must be taken to avoid damaging the tiles and it is very repetitive, The old grout must be removed to a depth of at least 2mm, preferably 3mm for re-grouting to work properly.
What Causes Grout To Fail?
First, it could have been a structural failure where the floor moved. Or the culprit may have been seasonal movement of a wood-floor system. The installer might have mixed too much water in with the grout or used too much water at that spot in the floor when dressing the joint. Or the grout itself could have been bad.
What Causes Grout To Fall Out?
The most common reasons are excessive moisture, improperly mixed grout, grout that has not been applied properly, and low-quality grout. The area will need to be re-grouted using the correct application methods or properly mix grout in most cases.
Why Is My New Grout Crumbling?
The main cause of grout becoming crumbly or powdery is poor mixing and/or application. When mixing cement based grout with water a chemical reaction known as ‘hydration’ is put into action. It is this reaction that causes the grout to transform from a thick paste into a hard tile joint.
