CRAFTSMAN V20* Angle Grinder, Small, 4-1/2-Inch, Tool Only vs PRODIAMANT Fast Mortar Joint Cleaning –
Updated July 2026 — CRAFTSMAN V20* Angle Grinder, Small, 4-1/2-Inch, Tool Only wins on rpm and price, PRODIAMANT Fast Mortar Joint Cleaning – wins on sales rank.
The CRAFTSMAN V20* Angle Grinder is a versatile and powerful tool, while the PRODIAMANT Fast Mortar Joint Cleaning tool is specialized for a specific task. Choose based on your needs.
Why CRAFTSMAN V20* Angle Grinder, Small, 4-1/2-Inch, Tool Only is better
Performance
Higher RPM for aggressive applications
Versatility
Can handle various tasks
Build Quality
Robust construction for durability
Why PRODIAMANT Fast Mortar Joint Cleaning – is better
Price
More budget-friendly option
Specialization
Designed specifically for mortar removal
Ease of Use
Fits standard angle grinders easily
Overall score
Specifications
| Spec | CRAFTSMAN V20* Angle Grinder, Small, 4-1/2-Inch, Tool Only | PRODIAMANT Fast Mortar Joint Cleaning – |
|---|---|---|
| Motor Power | 8500 RPM | N/A |
| Handle Type | 3-Position | N/A |
| Cutting Edges | N/A | 3 Tungsten Carbide |
| Warranty | Limited Lifetime | N/A |
| Application | General Grinding | Mortar Cleaning |
Dimension comparison
Overview of the CRAFTSMAN V20* Angle Grinder
The CRAFTSMAN V20* Angle Grinder is a high-performance tool designed for aggressive applications, featuring an 8,500 RPM motor. This small, 4-1/2-inch cordless grinder is priced at $64.51, making it a robust option for those in need of a reliable angle grinder. It boasts a sales rank of 27,365, indicating a moderate level of popularity among consumers. Built with user comfort in mind, it offers a contoured over-molded handle and a 3-position handle for better control and versatility during operation.
Overview of the PRODIAMANT Fast Mortar Joint Cleaning
The PRODIAMANT Fast Mortar Joint Cleaning tool is designed specifically for quick and efficient mortar removal from brick and masonry, priced at $32.70. This product features a unique 8mm carbide cutter that fits most angle grinders with a 5/8”-11 threaded shank. With a sales rank of 57,692, it caters to contractors and renovation professionals who require a specialized tool for repointing work. Its three tungsten carbide edges promise durability and smooth cutting, making it a valuable addition to any masonry toolkit.
Performance Comparison
When it comes to performance, the CRAFTSMAN V20* Angle Grinder excels with its 8,500 RPM motor, allowing for aggressive grinding and cutting tasks. It is particularly effective for tasks that require high speeds and power. In contrast, the PRODIAMANT focuses on mortar joint cleaning, utilizing three tungsten carbide edges that provide a controlled cutting experience. While the CRAFTSMAN is best suited for general grinding applications, the PRODIAMANT is specialized for specific tasks. Therefore, the choice between performance aspects largely depends on your intended use.
Comfort and Usability
In terms of comfort and usability, the CRAFTSMAN V20* Angle Grinder is equipped with a contoured over-molded handle, enhancing grip and reducing user fatigue during extended use. It also features a tool-free guard position for flexibility, making it adaptable for various applications. On the other hand, the PRODIAMANT Fast Mortar Joint Cleaning tool is designed to fit standard angle grinders, making it easy to attach and use without requiring special adjustments. However, it lacks the ergonomic features of the CRAFTSMAN, which might be a consideration for users engaged in long hours of work.
Price Comparison
The CRAFTSMAN V20* Angle Grinder is priced at $64.51, while the PRODIAMANT Fast Mortar Joint Cleaning is more budget-friendly at $32.70, making it about 49% cheaper. This significant price difference could influence your decision, especially if you are looking for a more economical solution for specific tasks. However, it is essential to consider what you are purchasing; the CRAFTSMAN is a versatile tool for various applications, while the PRODIAMANT is a specialized attachment for a narrower function.
Versatility and Application
Versatility is a strong point for the CRAFTSMAN V20* Angle Grinder, as it can handle a wide range of grinding and cutting tasks due to its power and adjustable features. The three-position handle allows users to customize their grip for different scenarios, making it adaptable for various projects. Conversely, the PRODIAMANT Fast Mortar Joint Cleaning tool is specifically designed for mortar removal, limiting its application to masonry work. If you're looking for a multifunctional tool, the CRAFTSMAN is the clear choice, whereas the PRODIAMANT excels in a specific niche.
Build Quality and Durability
The CRAFTSMAN V20* Angle Grinder features a cast metal gear housing that helps dissipate heat during prolonged use, which can enhance its lifespan and reliability on the job. This construction is indicative of a well-thought-out design aimed at ensuring durability. The PRODIAMANT, while built for contractors and demanding renovation work, primarily focuses on the cutting edges rather than the overall tool construction. Thus, while both tools are designed for durability, the CRAFTSMAN offers a more robust design for continuous operation.
Which should you buy?
Ultimately, your choice between the CRAFTSMAN V20* Angle Grinder and the PRODIAMANT Fast Mortar Joint Cleaning tool will depend on your specific needs. If you're looking for a versatile, high-performance angle grinder capable of handling a variety of tasks, the CRAFTSMAN is the better option despite its higher price of $64.51. However, if your primary goal is to efficiently clean mortar joints and you want to save money—especially at a price of just $32.70—the PRODIAMANT is an excellent specialized choice. Consider your primary use case to make the best decision.

