3" Felt Polishing Quick Change Discs - 10 Pack






Category: Change Disc
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Product Specification
3" FELT POLISHING QUICK CHANGE DISCS - 10 PACK
Cover more surface area while keeping the portability and control of a quick-change polishing system with our 3" felt polishing quick change discs. The dense felt face provides a durable surface for carrying buffing compound, while the larger 3" diameter gives you faster coverage on broad surfaces than a 2" disc without moving to a conventional stationary buffing wheel. The R-Type quick-change connection also makes disc changes fast when moving between compounds or polishing stages.
These felt discs can be used through the entire cut → polish → finish process simply by changing compounds. Unlike an abrasive disc with a fixed grit, the felt itself does not determine the polishing stage—the compound does. Pair it with the appropriate cutting compound for initial refinement, then progress through intermediate and finishing compounds to achieve the desired level of luster and gloss.
Quantity: 10 Discs
Mandrel sold separately.
Product Specifications
| Specification | Details |
|---|---|
| Diameter | 3" |
| Material | Compressed Wool / Felt |
| Abrasive Grain | None |
| Connection | R-Type Quick Change |
| Maximum RPM | 25,000 RPM |
| Quantity | 10 Discs |
| Use | Dry Use Only |
| Required Accessory | 3" Type R Quick Change Backing Pad / Mandrel |
Product Features
- Dense felt construction for controlled polishing
- Can be used throughout the cut → polish → finish sequence by changing compounds
- Larger 3" diameter provides faster coverage than smaller quick-change polishing discs
- R-Type connection allows fast disc changes
- Works with cutting, intermediate, coloring, and finishing compounds
- No fixed abrasive grit—the compound determines the level of cut and finish
- Useful for flat, curved, and contoured surfaces
- 10-pack makes it easy to dedicate separate discs to different compounds
- Reusable when kept clean and properly stored
- Maximum operating speed of 25,000 RPM
Machines Used On
Designed for use with a compatible 3" Type R quick-change backing pad or mandrel on:
- Pneumatic die grinders
- Right-angle die grinders
- Hand-held pneumatic grinders
- Quick-change sanders
- Other compatible rotary tools using the proper Type R mounting system
The 3" size is especially useful when you want the portability of a handheld polishing system with greater surface coverage than a 2" disc.
Materials & Applications
Best For
- Stainless steel
- Steel
- Aluminum
- Brass
- Copper
- Other ferrous and non-ferrous metals
- Compatible plastics and acrylics
Common Applications
- Multi-stage metal polishing
- Initial cutting with the appropriate compound
- Intermediate polishing and luster development
- Final coloring and high-gloss finishing
- Larger flat or contoured surfaces
- Sheet metal and fabricated components
- Localized polishing
- Curved and irregular surfaces
Polishing Performance
| Cut | Compound Dependent |
| Gloss | Compound Dependent – Very High |
| Stage | Cutting → Intermediate Polish → Final Finish |
| Felt Firmness | Medium-Firm / Controlled |
| Coverage | Medium–High |
| Best For | Multi-stage handheld polishing with increased surface coverage |
Tip: The felt disc itself does not have a fixed cutting level. A more aggressive compound increases cutting action, while progressively finer compounds move the same felt media toward higher gloss and final finishing.

For best results, dedicate one felt disc to each compound to prevent cross-contamination between polishing stages.
Safety Tips & Techniques
- Use with a compatible 3" Type R quick-change backing pad or mandrel.
- Never exceed the 25,000 RPM maximum operating speed.
- Confirm the disc is fully secured before starting the tool.
- Apply compound sparingly rather than heavily loading the felt.
- Keep the disc moving to reduce localized heat buildup.
- Clean the workpiece before changing compounds.
- Use a separate disc for each compound whenever possible.
-
Wear appropriate eye, hearing, respiratory, and hand protection.
- Use dry only.
Before you pay
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When it ships
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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.
Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.
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Standard Shipping · United States: $0.00
Express Shipping · United States: $3.99
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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.
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