Supergrit Abrasives

ROLOC ALUMINUM OXIDE DISCS (A)

ROLOC ALUMINUM OXIDE DISCS (A) - Main image
$2.59 $3.75 In stock

Roloc® Aluminum Oxide (AO) Quick-Change Discs

Roloc® Aluminum Oxide discs are designed for fast cutting, durability, and quick-change efficiency in grinding, sanding, and finishing applications. Originally introduced by 3M, the Roloc® system features a male threaded button on each disc that securely screws into a female Roloc® holder, allowing for quick twist-on/twist-off disc changes.


Key Features

  • Quick-Change Roloc® System: Fast disc changes with a simple twist—no tools required
  • Aluminum Oxide Grain: Durable, long-lasting abrasive with consistent cutting performance
  • Secure Attachment: Threaded design holds firmly even under heavy use
  • Versatile Use: Ideal for grinding, blending, and finishing
  • Compact Size: Perfect for tight spaces and detailed work

What Are They Used For?

Roloc AO discs are commonly used for:

  • Deburring and edge blending
  • Weld grinding and cleanup
  • Surface preparation before painting or coating
  • Removing rust, oxidation, and coatings
  • Finishing and polishing metal surfaces

These discs provide a fast, efficient method for deburring, blending, and finishing metal surfaces


Best Materials

  • Carbon steel
  • Stainless steel
  • Aluminum
  • Ferrous and non-ferrous metals

Aluminum oxide is widely used because it offers a good balance of fast cutting and long life, making it ideal for general-purpose sanding and grinding


Applications

  • Metal fabrication
  • Automotive and body work
  • Maintenance and repair
  • Industrial and shop use

Compatible With

  • Roloc® disc holders (female)
  • Air grinders (right-angle or straight)
  • Die grinders and rotary tools

Why Choose Roloc AO Discs?

  • Saves time: Quick-change system increases productivity
  • Reliable performance: Consistent cut with durable grain
  • Multi-purpose: One disc system for many applications
  • Easy to use: No tools needed to change discs

Specifications

  • Attachment: Roloc® (male threaded button)
  • Abrasive Type: Aluminum Oxide (AO)
  • Use: Grinding, sanding, finishing
  • Mounting: Requires Roloc® holder (female)
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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 5 reviews)

Joshua G. ★★★★★

The quick-change design saved me so much time swapping between grits on a recent metal project. These discs cut fast without loading up, even on some rough surface rust I had to deal with.

Jason ★★★★★

I’ve been using these on a stubborn weld seam and the aluminum oxide grit holds up way longer than the cheap discs I tried before. The quick-change backing makes swapping them out mid-job almost effortless—no more fighting with adhesive.

Harper ★★★★★

These discs cut through rust and old paint much faster than the sandpaper I was using before. The quick-change design makes swapping them out on the grinder almost effortless.