3M 3M-07528 Bristle Disc, 2" White, 120 Grit, 10-Pack
3X Longer Lasting Surface Finishing - 3M Bristle Disc 120 Grit (07528, 10-Pack)
Quick-Change Roloc System for Efficient Surface Preparation
When you need consistent surface finishing without the hassle of wire brushes that gouge or fiber discs that load up quickly, this 3M bristle disc delivers professional results every time. These ceramic abrasive bristle discs last up to 3 times longer than conventional alternatives, reducing replacement costs by 66% while the 2-inch diameter fits perfectly into tight spaces and contoured surfaces.
Built with 3M's proprietary ceramic abrasive grain blend, these bristle discs maintain their cutting performance throughout their entire life span. The flexible bristles conform to irregular surfaces, making them perfect for automotive restoration, aerospace maintenance, and general fabrication work where precision matters.
Key Features & Benefits
| Feature | Benefit |
|---|---|
| 3X Longer Life | Ceramic abrasive grain blend stays sharp and cuts consistently from first use to last, outlasting traditional wire brushes and standard abrasive discs by up to 300%. The bristle spacing prevents loading, reducing disc replacement frequency and saving 66% on consumable costs over time. |
| Zero Surface Damage | Flexible bristles conform to contours and curves without gouging or creating heat buildup that can damage sensitive materials. Perfect for aluminum, stainless steel, and composite surfaces where maintaining material integrity is critical, eliminating costly rework from scratches or heat discoloration. |
| 5-Second Quick Change | Roloc attachment system lets you swap between different grits and disc types in under 5 seconds, streamlining multi-step finishing processes. Compatible with standard 3M Roloc holders and die grinders for maximum versatility, reducing tool changeover time by 90% compared to threaded attachments. |
| 25,000 RPM Rating | High-speed capability allows aggressive material removal when needed while maintaining control at lower speeds for delicate work. The ceramic bristles maintain their shape and cutting efficiency across the entire RPM range, providing consistent results whether removing heavy coatings or performing final surface preparation. |
Perfect Applications for 120 Grit Bristle Discs
This fine grit bristle disc excels in applications where you need controlled material removal and smooth surface finishing:
- Removing paint, primer, and coating buildup without substrate damage.
- Deburring machined parts and sharp edges on metal components.
- Cleaning weld discoloration and heat marks from stainless steel.
- Surface preparation for painting, powder coating, or adhesive bonding.
- Restoration work on vintage automotive and aircraft components.
- Light rust removal and surface texturing for better coating adhesion.
Technical Specifications
| Specification | Value |
|---|---|
| Brand | 3M |
| Model Number | 07528 |
| Disc Diameter | 2 inches |
| Grit Rating | 120 (Fine) |
| Abrasive Material | Ceramic Grain Blend |
| Attachment Type | Roloc Quick-Change |
| Maximum RPM | 25,000 |
| Package Quantity | 10 Discs |
| Compatible Materials | Metal, Aluminum, Stainless Steel, Composites |
Frequently Asked Questions
How does this compare to wire brushes for surface cleaning?
3M bristle discs offer several advantages over wire brushes. They last longer, won't gouge or scratch surfaces, and maintain consistent performance throughout their life. Wire brushes tend to become less effective as bristles wear and can leave scratches on softer metals like aluminum.
What Roloc holder do I need for these discs?
These discs work with any standard 3M Roloc holder, including the popular 05539 disc pad assembly. The quick-change system makes it easy to switch between different grits and disc types during your finishing process.
Can I use these bristle discs on aluminum without scratching?
Yes, the flexible ceramic bristles are designed to clean and condition aluminum surfaces without gouging or leaving scratches. The 120 grit provides effective cleaning action while being gentle enough for sensitive aluminum alloys commonly used in automotive and aerospace applications.
How long do these discs typically last compared to other abrasives?
3M bristle discs typically outlast standard abrasive discs and wire brushes because the ceramic abrasive grain maintains its cutting edge throughout the disc's life. The exact lifespan depends on your application, but users typically report 2-3 times longer life compared to conventional alternatives.
Get Professional Surface Finishing Results Today
Stop wasting time with discs that load up, wear out quickly, or damage your workpiece. These 3M bristle discs give you the control and consistency you need for professional-quality surface preparation and finishing work.
Order your 10-pack now and experience the difference ceramic abrasive bristles make in your finishing process.
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