Disc
3M
3M 21758 XO-DR Brake Hub Cleaning Disc Kit Extra Coarse Silicon Carbide Purple
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WARNING: Cancer & Reproductive Harm
This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm.Tap for details → P65Warnings.ca.gov
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Overview
Built for the job.
Scotch-Brite™ Roloc™ brake hub cleaning pro disc is designed to remove rust and corrosion from brake hubs. This disc features silicon carbide mineral in a non-woven nylon web that was reengineered for high conformability, high strength and low chunking.
Why Pros Choose 3M MMM
- Quickly removes rust and corrosion without excessive material removal or gouging
- Hollow center allows the disc to slide over and around hub studs without damaging stud threads
- Features sharp silicon carbide mineral incorporated in a non-woven nylon web
- High conformability with minimized chunking
- Contains no wire filaments
- Open web resists loading for consistent cutting action
- Roloc™ attachment system makes disc changes easy
- Ideal for effective removal of build-up on brakes
How to Use
Aerospace, Building and Construction, Heavy Industrial, Marine, Metalworking, Oil and Gas, Rail, Transportation
Specifications
| Part No. | 21758 |
|---|---|
| Product Line | MMM |
| MFR Model | 21758 |
| Application | Aerospace, Building and Construction, Heavy Industrial, Marine, Metalworking, Oil and Gas, Rail, Transportation |
| Manufacturer | 3M Products |
| Alternate Part Number-1 | 61500303658 |
| UPC | 0063806021758 |
| Brand | Scotch-Brite™ |
| Grade | Extra Coarse |
| Abrasive Material | Silicon Carbide |
| Maximum Speed (rpm) | 20000 |
| Series | XO-DR |
| Color | Purple |
| Attachment Type | Roloc™ |
About 3M
3M is a global leader in abrasives, masking, and body repair products. Trusted by OEM collision centers for high-performance prep and finishing solutions.
Frequently Asked Questions
How fast does autofxmart ship 3M MMM?
Most in-stock orders for 3M MMM ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1–2 days for carrier pickup.
Is this 3M product genuine?
Yes. autofxmart is an authorized distributor of 3M products. Every unit is factory-fresh, sealed, and backed by the manufacturer's standard warranty. If you have a concern, contact support@autofxmart.com and we will make it right.
What is the manufacturer part number (MPN) for 3M MMM?
The MPN for 3M MMM is 21758. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.
Why Buy from autofxmart
- Authorized distributor — authentic, factory-fresh stock.
- Fast US shipping — most orders ship within 1 business day.
- 30-day returns — buy with confidence.
- Pro-shop pricing — bulk discounts available on request.
- Expert support — questions? Email us at support@autofxmart.com.
How to apply
Steps
1Pick the right grit for the stage of work.
2Mount on your sander or backing block.
3Work evenly and let the abrasive cut.
4Step through finer grits to refine.
5Blow off and wipe the surface before the next step.
Specifications
Full data
Frequently asked
Good to know
Most in-stock orders for 3M Products MMM ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1–2 days for carrier pickup.
Yes. autofxmart is an authorized distributor of 3M Products. Every unit is factory-fresh, sealed, and backed by the manufacturer's standard warranty. If you have a concern, contact support@autofxmart.com and we will make it right.
The MPN for 3M Products MMM is 21758. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.
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