3M Cubitron 3 Abrasive File Belt 33479, 40+, 3/8 in x 13 in - 3M Automotive

Part #: 33479

The 3M Cubitron 3 Abrasive File Belt 33479 is engineered for professional automotive and industrial applications, delivering exceptional cutting performance on hard metals. Featuring re-engineered precision-shaped grain technology, this file belt cuts faster and lasts significantly longer than conventional ceramic abrasives and even previous generation 3M Cubitron II products. It provides consistent and reliable results, making it an indispensable tool for demanding grinding tasks.

Key Features

  • Advanced Abrasive Technology: Utilizes re-engineered precision-shaped grain to slice through hard metals rapidly, ensuring a fast cut rate and enhanced efficiency.
  • Extended Durability: Engineered for exceptionally long life, this belt maintains consistent performance throughout its operational lifespan, reducing the need for frequent changes.
  • Superior Performance: Outperforms conventional ceramic abrasives and previous generation 3M Cubitron II products in both speed and longevity, optimizing workflow for professional technicians.
  • Versatile Compatibility: Designed to fit various types of file belt sander tools commonly available on the market.
  • Optimized for Specific Tasks: When paired with the 3M File Belt Sander, this abrasive belt efficiently grinds out rivets and spot welds, crucial for automotive body repair.

Applications

The 3M Cubitron 3 Abrasive File Belt 33479 is ideal for a range of professional applications requiring efficient material removal on robust surfaces. It is commonly used in automotive body shops for tasks such as grinding down spot welds, removing rivets, and general metal preparation. In industrial settings, it excels in fabrication, deburring, and other applications involving hard-to-grind materials, providing a clean and consistent finish.

Specifications

  • Manufacturer: 3M Automotive
  • Model Number: 33479
  • Grit: 40+
  • Dimensions: 3/8 inch x 13 inches
We have 184 in stock

$48.87

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  • Model: 439408
  • Shipping Weight: 0.18lbs
  • UPC: 068060066886
  • Manufacturers Part #: 33479
  • Manufactured by: 3M Automotive
  • Also Known As: MMM33479, MMM-33479

This product was added to our catalog on Thursday 28 May, 2026.

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