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- Grex MR368 Air-Powered Inline Die Grinder
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Item #:
14331686
Grex MR368 Air-Powered Inline Die Grinder
Item #:
14331686
SAR 242
Price Details
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Imported from USA store
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Order now and get it around Tuesday, September 01
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Maximum power with 25,000 RPM and 1/4 HP for all your grinding needs.
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What Stands Out
Air-Powered Efficiency
The Grex MR368 operates on an air-powered system, providing high torque and consistent performance, ideal for continuous use. This feature minimizes downtime and enhances productivity for professional users.
Compact Design
This inline die grinder boasts a lightweight and compact design, allowing for easy maneuverability in tight spaces. Perfect for detailed work in automotive or metal fabrication applications where precision is paramount.
Interchangeable Collets
Equipped with interchangeable collets, the MR368 accommodates various bit sizes, making it versatile for different tasks. This adaptability caters to diverse user needs, ensuring optimal performance across multiple grinding applications.
Product Details
| Power Source | pneumatic-powered |
| Other Special Features of the Product | Compact |
| Maximum Rotational Speed | 25000 RPM |
| Style Name | Ergonomic |
| Item Weight | 0.6 Pounds (270 grams) |
| Item Dimensions | 7.5 x 3.5 x 1.9 inches (19.1 x 8.9 x 4.8 cm) |
| Brand Name | GREX |
| Included Components | attachments |
| Model Number | MR368 |
| UPC | 660292100866 |
| Global Trade Identification Number | 00660292100866 |
| Manufacturer Part Number | MR368 |
| Manufacturer | Grex Power Tools |
| Brand | GREX |
| Special Feature | Compact |
Who Should Buy?
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Professional Mechanics
Ideal for mechanics needing precision tools for grinding and polishing in automotive and machinery applications.
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Metal Workers
Great for metal fabricators requiring a powerful grinder for fine detailing and finishing metal surfaces.
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Woodworkers
Woodworking enthusiasts can benefit from the precision grinding capabilities for intricate wood projects and carvings.
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Casual Users
Not suitable for occasional users who may need a simpler and less powerful tool for light tasks.
Product Description
Grex MR368 Air-Powered Inline Die Grinder
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Customer Questions & Answers
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Question:
What features does the Grex MR368 Air-Powered Inline Die Grinder offer?
Answer: The Grex MR368 boasts a high-speed performance with a powerful air motor that reaches up to 20,000 RPM. Its inline design facilitates precision and control, ideal for detailed work on various materials, including metal and plastic. The ergonomic handle ensures comfort during extended use. Designed for versatility, this grinder includes a 1/4" collet, making it compatible with many attachments and accessories, allowing for intricate tasks like engraving, grinding, and polishing. -
Question:
What types of projects is the Grex MR368 suitable for?
Answer: The Grex MR368 is perfect for a variety of professional and DIY projects. It excels in tasks such as metal fabrication, automotive repairs, and woodworking, providing precision for intricate details. Whether you're deburring sharp edges, polishing surfaces, or performing fine engraving, this grinder is designed to handle it effectively. Its compact design makes it ideal for tight spaces, ensuring that you can work efficiently on both large and small projects. -
Question:
How does the Grex MR368 compare to other inline die grinders?
Answer: Compared to other inline die grinders, the Grex MR368 stands out with its exceptional RPM and built-in power efficiency, translating to faster work without sacrificing control. While many competitors offer similar speed, few can match its ergonomic design and light weight. The ability to easily switch out accessories with its standard collet makes it a user-friendly choice for both beginners and seasoned professionals seeking versatility in their tools. -
Question:
What air compressor specifications are recommended for the Grex MR368?
Answer: For optimal performance of the Grex MR368, it's recommended to use an air compressor that provides at least 4 CFM at 90 PSI. This ensures that the grinder operates at its full potential without any interruption. Additionally, a quality inline filter can prevent moisture and debris from affecting performance, contributing to the longevity of the tool. Matching the compressor specs will not only enhance efficiency but also maintain the quality of your work. -
Question:
Is the Grex MR368 suitable for beginners?
Answer: Yes, the Grex MR368 is beginner-friendly due to its lightweight and ergonomic design that promotes ease of use. Its straightforward controls allow new users to achieve professional results without extensive training. Many hobbyists have successfully utilized this grinder for crafting and detailed projects, gradually gaining confidence in their skills, as the intuitive handling of the MR368 minimizes the learning curve. -
Question:
What accessories are compatible with the Grex MR368?
Answer: The Grex MR368 is compatible with a wide range of accessories due to its 1/4" collet. This includes a variety of grinding stones, burrs, and polishing wheels suitable for different materials. Users can switch between attachments easily, making it ideal for multi-functional tasks. Whether you’re smoothing down sharp edges or adding intricate designs, having a selection of compatible accessories ensures that this grinder can meet diverse project needs. -
Question:
Can the Grex MR368 be used for heavy-duty applications?
Answer: The Grex MR368 is well-suited for semi-intensive projects but is primarily designed for precision tasks rather than heavy-duty grinding. While it can handle moderate tasks, for truly heavy-duty applications, such as extensive metal shaping or significant material removal, a more robust grinder may be advisable. It excels in applications requiring finesse, like sharpening tools or delicate machine work, making it a great asset for craftspeople and detail-oriented users. -
Question:
How do I maintain the Grex MR368 for longevity?
Answer: Regular maintenance is key to ensuring the longevity of your Grex MR368. After each use, clean the tool to remove debris and lubricate the air motor to keep it functioning smoothly. Additionally, check for any wear on the collet and replace as necessary. Proper storage in a dry place can also help prevent damage. By investing a little time in maintenance, you can ensure reliable performance and extend the life of your grinder significantly. -
Question:
What safety measures should I consider when using the Grex MR368?
Answer: Safety is paramount when using the Grex MR368. Always wear appropriate personal protective equipment, including safety goggles, hearing protection, and gloves. Ensure you’re working in a well-ventilated area free of flammable materials. Familiarize yourself with the operation manual to understand the tool's features thoroughly. Following these safety measures will not only protect you but also enhance your overall experience while using the grinder. -
Question:
Where can I buy the Grex MR368 Air-Powered Inline Die Grinder?
Answer: You can purchase the Grex MR368 Air-Powered Inline Die Grinder from Ubuy in Saudi Arabia. Ubuy offers a variety of tools and equipment, along with convenient options to ensure that your shopping experience is efficient and tailored to your needs.
GREX Die Grinders MR368 Editorial Review
**** The Grex MR368 Air-Powered Inline Die Grinder has garnered positive feedback from users who appreciate its impressive performance and versatility in various applications. Users commend the grinder's lightweight and ergonomic design, which enhances maneuverability and reduces fatigue during extended use. The power of the die grinder is frequently highlighted, with many noting its ability to handle detailed work with precision, making it suitable for intricate tasks such as automotive work, woodworking, and metal fabrication. One common theme among reviews is the grinder's quiet operation compared to other models, allowing for a more pleasant work environment without compromising on performance. Many customers have found the speed control feature to be particularly useful, enabling them to work on a range of materials with varying levels of aggression as needed. While the overall experience with the Grex MR368 is largely favorable, a few users pointed out that it may require maintenance to keep optimal performance, but this is often seen as a small trade-off for the tool's capabilities. Overall, the Grex MR368 is well-regarded among professionals and hobbyists alike for its reliability, ease of use, and the quality of results it delivers. **
Customer Reviews & Ratings
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Pros
- Lightweight and ergonomic design for enhanced maneuverability
- Impressive power suitable for detailed work
- Quiet operation compared to other die grinders
- Useful speed control feature for various materials
- High-quality results for both professionals and hobbyists
Cons
- May require maintenance for optimal performance
Platform Trust & Buyer Confidence
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Mekki
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“Arrive before time, excellent products”
9 July 2026 · via Trustpilot
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Farrah
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“A very big Thank you to HUDA and the Ubuy Team in helping to send my order to me yesterday!! Order # 62606425316 Customer service and operations is top for this online shopping company and I am very satisfied with the way they handle issues. THANK YOU once again!!”
25 June 2026 · via Trustpilot
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Anila
Verified buyer
“Good experience of shopping through Ubuy.”
16 June 2026 · via Trustpilot
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Mohamed
Verified buyer
“We feel very good about the delivery time, and the materials we received matched our order.”
14-Jul-26 · via Trustpilot
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Essam
Verified buyer
“Perfect service and fast delivery.”
16-Jul-26 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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SAR 242
Order now and get it around Tuesday, September 01
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Features & Benefits
- Powerful 1/4 HP motor with 25,000 RPM for optimal grinding.
- Efficient air consumption at only 2.2 SCFM.
- Ergonomic housing designed for continuous use.
- Comfortable Santoprene Grip for various applications.
- Lightweight and compact design to reduce user fatigue.
- Precision milled hardened steel gears ensure smooth operation.
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