Makita 9557PB 4-1/2" Paddle Switch Angle Grinder vs PRODIAMANT Fast Mortar Joint Cleaning –
Updated July 2026 — Makita 9557PB 4-1/2" Paddle Switch Angle Grinder leads on speed and length.
The Makita 9557PB is a powerful and versatile angle grinder, while the PRODIAMANT cutter is a specialized tool for mortar removal. Choose based on your specific needs.
Why Makita 9557PB 4-1/2" Paddle Switch Angle Grinder is better
Power
Makita has a 7.5 AMP motor for heavy-duty grinding.
Versatility
Makita can handle various grinding tasks.
Durability
Makita features labyrinth construction for longevity.
Why PRODIAMANT Fast Mortar Joint Cleaning – is better
Price
PRODIAMANT is significantly cheaper at $32.70.
Specialization
PRODIAMANT is designed specifically for mortar removal.
Ease of Use
PRODIAMANT is straightforward for quick tasks.
Overall score
Specifications
| Spec | Makita 9557PB 4-1/2" Paddle Switch Angle Grinder | PRODIAMANT Fast Mortar Joint Cleaning – |
|---|---|---|
| Motor Power | 7.5 AMP | N/A |
| No-Load Speed | 11000 RPM | N/A |
| Weight | 4.5 lbs | 0.5 lbs |
| Working Length | N/A | 26 mm |
| Price | $99.00 | $32.70 |
Dimension comparison
Overview of the Products
In this comparison, we will explore the Makita 9557PB 4-1/2" Paddle Switch Angle Grinder and the PRODIAMANT Fast Mortar Joint Cleaning tool. The Makita grinder is priced at $99.00, while the PRODIAMANT cutter is available for $32.70, making it about 67% cheaper. Both products serve distinct purposes in the realm of construction and masonry, and understanding their features will help you determine which tool is best suited for your needs.
Purpose and Functionality
The Makita 9557PB is primarily designed for grinding tasks, featuring a powerful 7.5 AMP motor that delivers a no-load speed of 11,000 RPM. This makes it ideal for heavy-duty grinding applications and tough materials. In contrast, the PRODIAMANT Fast Mortar Joint Cleaning tool is designed specifically for the quick removal of lime and cement mortar, making it suitable for professional repointing work. Its 26 mm working length allows for full-depth cleaning of mortar joints without leaving residue, which is crucial for achieving a clean finish in masonry applications.
Design and Ergonomics
The design of the Makita 9557PB emphasizes comfort and control, featuring a compact body and a small 2-1/2" diameter barrel grip that weighs only 4.5 lbs. This light weight enhances maneuverability during prolonged use. On the other hand, the PRODIAMANT cutter is designed to fit most angle grinders with a 5/8”-11 threaded shank. While it doesn't have the same emphasis on ergonomics as the Makita grinder, its three tungsten carbide edges provide smooth cutting and durability, ensuring it handles the demands of professional renovation work effectively.
Performance and Speed
Performance-wise, the Makita grinder stands out with its powerful motor, which allows for high output power and efficient grinding. It boasts a no-load speed of 11,000 RPM, which is essential for tackling more challenging materials. The PRODIAMANT cutter, while not a grinder, delivers fast and clean mortar removal, thanks to its three tungsten carbide edges. This cutter excels in speed, designed to remove mortar quickly, making it an effective tool for contractors engaged in renovation projects.
Ease of Use
The Makita 9557PB features a lock-on/off switch for continuous operation and includes a spindle lock for easy wheel changes, enhancing user convenience. It also comes equipped with a side handle that can be installed on either side of the tool, allowing for flexibility during operation. In contrast, the PRODIAMANT cutter is straightforward to use, but as an attachment for angle grinders, it relies on the user’s familiarity with their specific grinder's operation. Its focus on quick mortar removal means less setup time, but it lacks the extensive features of the Makita grinder.
Durability and Maintenance
Durability is a significant consideration when comparing these tools. The Makita 9557PB is built with labyrinth construction that seals the motor and bearings from contamination, extending the tool's lifespan. This construction is particularly beneficial in work environments where dust and debris are prevalent. The PRODIAMANT cutter, with its tungsten carbide edges, is also designed for longevity, ensuring a smooth cutting experience over time. However, as a consumable product, it will need replacement after extensive use, while the Makita grinder is a long-term investment.
Price Comparison
The Makita 9557PB is priced at $99.00, while the PRODIAMANT Fast Mortar Joint Cleaning tool is significantly cheaper at $32.70, making it about 67% less expensive. While the lower price of the PRODIAMANT cutter is appealing, it's essential to consider the value each tool brings to the table. The Makita grinder offers greater versatility and performance for a wider range of tasks, whereas the PRODIAMANT is specialized for a specific function. The price difference reflects these roles within the construction toolkit.
Which should you buy?
Choosing between the Makita 9557PB and the PRODIAMANT Fast Mortar Joint Cleaning tool ultimately depends on your specific needs. If you require a versatile and powerful angle grinder for various applications, the Makita 9557PB is the better choice, despite its higher price of $99.00. However, if your primary goal is to remove mortar quickly and efficiently, the PRODIAMANT cutter provides a cost-effective solution at $32.70, making it an excellent supplement to your existing tools. In summary, assess your projects and select the tool that aligns best with your requirements.

