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Item #:
87545817
PRO SOURCE Commutator Resurfacing Tool: Fine/Polish Grade
89% of respondents would recommend this to a friend
Item #:
87545817
SAR 347
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Imported from USA store
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Order now and get it around Wednesday, September 16
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Commutator stones, are handheld abrasives that remove defects from motor commutators and slip rings.
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What Stands Out
Precision Resurfacing
Achieve flawless finishes with fine and polish grade options, ensuring optimal contact surface for improved performance and reduced wear on commutators.
User-Friendly Design
Designed for ease of use; quickly and effectively resurfaces commutators, making it perfect for both professionals and DIY enthusiasts.
Durable Construction
Built with high-quality materials, this tool guarantees longevity and reliable performance, providing excellent value for your investment in maintenance tools.
Product Details
| Brand Name | PRO SOURCE |
| Number of Items | 1 |
| Set Name | Fine |
| Unit Count | 1.0 Count |
| Manufacturer | MSC Industrial |
| Model | COMMX007 |
| Part Number | 48990691 |
| Item Weight | 0.5 Pounds (230 grams) |
| Grit Type | Fine |
| Compatible Material | Metal |
| Material Type | Metal |
| Grit Material Type | Aluminum Oxide |
| Material | Metal |
| Grit Material | Aluminum Oxide |
| Brand | PRO SOURCE |
Who Should Buy?
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Automotive Technicians
Ideal for mechanics needing to smooth and polish commutators for improved performance in electric motors.
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Hobbyist Enthusiasts
Great for hobbyists restoring vintage electric motors, ensuring optimal functionality in their projects and repairs.
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Electrical Engineers
Suitable for engineers focusing on precision engineering, enhancing motor efficiency through detailed commutator maintenance.
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Casual Users
Not ideal for users who infrequently maintain motors, as it requires specific knowledge and experience.
Product Description
PRO SOURCE Commutator Resurfacing Tool: Fine/Polish Grade
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Customer Questions & Answers
-
Question:
What is a Commutator Resurfacing Tool: FinePolish Grade used for?
Answer: A Commutator Resurfacing Tool: FinePolish Grade is specifically designed to restore the surface of commutators in electric motors, ensuring they operate smoothly and efficiently. This tool effectively removes wear and tear, including surface imperfections, allowing for better electrical conductivity and reduced arcing. It is especially useful in maintenance scenarios where motors experience heavy use, such as in industrial machinery or automotive applications. -
Question:
How does the FinePolish Grade enhance the resurfacing process?
Answer: The FinePolish Grade offers a specialized finish that refines the commutator surface, improving contact quality with the brushes. This level of finish minimizes wear on both the commutator and brushes, resulting in longer-lasting components. Users in automotive repair shops or manufacturing facilities often utilize this tool to expedite maintenance, preserving the efficiency and life of electric motors. -
Question:
Can the Commutator Resurfacing Tool be used on different sizes of commutators?
Answer: Yes, the Commutator Resurfacing Tool: FinePolish Grade is versatile and designed to work on various sizes of commutators. Its adjustable features allow it to accommodate both small and large commutators found in diverse electric motor applications. This flexibility is particularly advantageous for professionals who handle multiple motor types within automotive or industrial sectors. -
Question:
What materials is the FinePolish Grade tool made of?
Answer: The Commutator Resurfacing Tool: FinePolish Grade is typically made from durable materials such as high-grade aluminum or steel, combined with fine abrasive surfaces that aid in effective polishing. These materials ensure not only a long lifespan but also the precision necessary for achieving a fine finish. Professionals appreciate this durability as it translates into consistent performance across various types of motor maintenance tasks. -
Question:
Are there specific safety precautions to follow while using this tool?
Answer: When using a Commutator Resurfacing Tool: FinePolish Grade, it's essential to wear protective eyewear and gloves. Additionally, users should ensure the motor is completely de-energized before starting the resurfacing process. Following these precautions helps prevent accidental injuries and ensures a safe working environment, especially in industrial or automotive settings where high-speed operations are common. -
Question:
How do I maintain my Commutator Resurfacing Tool to ensure its longevity?
Answer: To maintain your Commutator Resurfacing Tool: FinePolish Grade, regularly inspect it for wear and replace any worn components. Clean the tool after each use to remove debris and particles that could affect its performance. Proper storage in a dry place also prolongs its life. This effective maintenance routine enables users to rely on the tool for consistent performance over numerous applications. -
Question:
What types of electric motors can benefit from using this tool?
Answer: This tool is ideal for use on a variety of electric motors, including those found in cars, power tools, and industrial machinery. Motors that frequently encounter wear, overheating, or operational inefficiencies can greatly benefit from the precision resurfacing offered by the FinePolish Grade. Electric repair shops typically utilize this tool to enhance the functionality of both small and large machines alike. -
Question:
How often should a commutator be resurfaced?
Answer: The frequency of resurfacing depends largely on the motor's usage and operating conditions. In high-load applications, commutators might require resurfacing more frequently to maintain optimal performance. Generally, it’s advisable to inspect commutators periodically and resurface them when noticeable wear or uneven surfaces are detected. This proactive approach is beneficial in maintaining effective motor function in both automotive and industrial contexts. -
Question:
What is the difference between FinePolish Grade and other grades?
Answer: The FinePolish Grade is distinguished from other grades by its focus on achieving a superior surface smoothness and finish. It is specifically formulated to create a polished surface that minimizes friction and wear during motor operation. In contrast, other grades may prioritize more aggressive material removal. Professionals often prefer FinePolish when they need to maintain the balance between performance and longevity in electric motors. -
Question:
Where can I buy the Commutator Resurfacing Tool: FinePolish Grade?
Answer: You can buy the Commutator Resurfacing Tool: FinePolish Grade at Ubuy. They have a user-friendly platform that allows you to browse through a variety of tools and accessories, ensuring you find exactly what you need for your electric motor maintenance tasks.
PRO SOURCE Dressing Tools Editorial Review
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Pros
- Improves commutator surface finish
- Easy to use and handle
- Durable and long-lasting
- Reduces wear on brushes
- Enhances motor performance
Cons
- Might require practice for best results
Platform Trust & Buyer Confidence
MA
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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SAR 347
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Features & Benefits
- Handheld abrasives for removing defects from motor commutators and slip rings
- Fine grade abrasive for polishing
- Made in USA
- Flat spots, high spots, grooves, and ridges can be removed
- Overall length of 8-5/8 inches
- Also known as commstones
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