---
product_id: 39319351
title: "Cubitron II File Belt, 786F, 33439, 60+ Grade, 10 mm x 330 mm"
brand: "3m"
price: "9247 kr"
currency: ISK
in_stock: true
reviews_count: 13
category: "3 M"
url: https://www.desertcart.is/products/39319351-cubitron-ii-file-belt-786f-33439-60-grade-10-mm
store_origin: IS
region: Iceland
---

# 2x longer abrasive life 30% faster cutting speed Precision-shaped ceramic grains Cubitron II File Belt, 786F, 33439, 60+ Grade, 10 mm x 330 mm

**Brand:** 3m
**Price:** 9247 kr
**Availability:** ✅ In Stock

## Summary

> ⚙️ Slice through metal with speed and precision — don’t get left behind!

## Quick Answers

- **What is this?** Cubitron II File Belt, 786F, 33439, 60+ Grade, 10 mm x 330 mm by 3m
- **How much does it cost?** 9247 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/39319351-cubitron-ii-file-belt-786f-33439-60-grade-10-mm)

## Best For

- 3m enthusiasts

## Why This Product

- Trusted 3m brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Double the Durability:** Lasts twice as long as premium abrasives, reducing downtime and costs.
- • **Cut Through Metal Like a Pro:** Experience 30% faster cutting with advanced Cubitron II technology.
- • **Precision-Shaped Grain Power:** Electrostatically aligned ceramic grains slice cleanly for uniform, efficient abrasion.
- • **Versatile Industrial Strength:** Perfect for cleaning, deburring, blending, and spot weld removal in tight spaces.
- • **Reliable Consistency Every Time:** Heavy-duty resin bond ensures steady performance on tough metals.

## Overview

The 3M Cubitron II File Belt 786F (60+ grit, 10mm x 330mm) features precision-shaped ceramic grains that deliver 30% faster cutting and double the lifespan of conventional abrasives. Designed for industrial use, it excels at cleaning, deburring, and spot weld removal with consistent, reliable performance on hard metals.

## Description

Use 3M Cubitron II File Belt 786F as high durability and long-lasting performance premium abrasive belt. It is ideal for tough detail work like cleaning, deburring, blending and finishing as well as working in small confined spaces. The 3M Cubitron II File Belt 786F is equipped with 3M Cubitron II Abrasives, which feature our Precision-Shaped Grain (PSG) technology with uniformly sized ceramic grains and precisely shaped triangular structures - essentially, sharp peaks that slice, not plow, through paint and metal. These grains are electrostatically oriented on the abrasive surface for the most efficient cut and even wear. Additionally, they fracture during use to maintain sharp abrasive edges resulting in a 30% faster cut and lasting 2x longer life than conventional ceramic abrasives. 3M Cubitron II File Belt 786F is available in various coarse grades and various widths as well as various lengths; it can be fitted on to various types of file belt machines available on the market. It helps to maximize productivity and deliver an efficient process in the workshop.

Review: Highly recommended for professionals needing precision and durability! - The 3M Cubitron II File Belts are outstanding for heavy-duty grinding and spot weld removal! The 60+ grit resin-bonded abrasive cuts fast and lasts long. The 3/8" x 13" size is perfect for tight spaces. With 10 belts per pack, it's a great value. Highly recommended for professionals needing precision and durability!
Review: Highly recommend for professionals! - The 3M Cubitron II File Belts are outstanding for heavy-duty grinding and weld removal! The 60+ grit resin-bonded abrasive cuts fast and lasts long. Perfect for metalworking—smooth performance with minimal clogging. The 3/8" x 13" size is ideal for tight spaces. A pack of 10 ensures great value. Highly recommend for professionals!

## Features

- LONGER LASTING: Cubitron II delivers 30 percent faster cut and double the life of other premium abrasives
- UNIFORM ABRASIVE: 3M Cubitron II technology provides an efficient cut that easily cleans, strips, and deburrs
- FAST CUTTING: Versatile belt slices through hard metal for quick cut
- COMPATIBLE: Grinds out rivets and spot welds quickly when used with 3M File Belt Sander
- RELIABLE: Heavy-duty belt stays reliably strong for consistent performance
- For industrial/occupational use only. Not for consumer sale or use.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00PB3OAIY |
| Best Sellers Rank | #67,672 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #70 in Sander Belts |
| Brand | 3M |
| Brand Name | 3M |
| Compatible Material | Metal |
| Customer Reviews | 4.7 out of 5 stars 341 Reviews |
| Global Trade Identification Number | 00051131334397, 50051131334392 |
| Grit Material | Ceramic |
| Grit Material Type | Ceramic |
| Grit Number | 60 |
| Grit Type | 60+ Grit |
| Included Components | File Belt, 33439, 60+, 10 mm x 330 mm (3/8 in x 13 in) |
| Item Diameter | 10 millimeters |
| Item Dimensions | 1.38 x 2.63 x 5.5 inches |
| Item Highlight | 10 File Belts, Resin Bonded, Spot Weld Removal |
| Item Type Name | file belt |
| Item Weight | 2.4 ounces |
| Item dimensions L x W x H | 1.38 x 2.63 x 5.5 inches |
| Manufacturer | 3M |
| Material | solid |
| Material Type | solid |
| Model | 33439 |
| Number of Items | 10 |
| Number of Packs | 1 |
| Part Number | 33439 |
| Set Name | 3M Cubitron II File Belt Set (10 Pack) |
| UPC | 051131334397 |
| Unit Count | 10 Count |
| Warranty Description | Manufacturer Warranty |

## Product Details

- **Brand:** 3M
- **Grit Material:** Ceramic
- **Grit Type:** 60+ Grit
- **Item dimensions L x W x H:** 1.38 x 2.63 x 5.5 inches
- **Material:** solid

## Images

![Cubitron II File Belt, 786F, 33439, 60+ Grade, 10 mm x 330 mm - Image 1](https://m.media-amazon.com/images/I/51BCywVN64L.jpg)

## Available Options

This product comes in different **Number Of Items** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Highly recommended for professionals needing precision and durability!
*by E***T on May 6, 2025*

The 3M Cubitron II File Belts are outstanding for heavy-duty grinding and spot weld removal! The 60+ grit resin-bonded abrasive cuts fast and lasts long. The 3/8" x 13" size is perfect for tight spaces. With 10 belts per pack, it's a great value. Highly recommended for professionals needing precision and durability!

### ⭐⭐⭐⭐⭐ Highly recommend for professionals!
*by L***E on May 6, 2025*

The 3M Cubitron II File Belts are outstanding for heavy-duty grinding and weld removal! The 60+ grit resin-bonded abrasive cuts fast and lasts long. Perfect for metalworking—smooth performance with minimal clogging. The 3/8" x 13" size is ideal for tight spaces. A pack of 10 ensures great value. Highly recommend for professionals!

### ⭐⭐⭐⭐⭐ Spot weld removal
*by P***L on May 31, 2026*

Great for spot welds. Makes fast work of it.

## Frequently Bought Together

- 3M Cubitron II File Belt, 33439, 60+ Grit, 3/8 in x 13 in, Pack of 10 File Belts, Resin Bonded, Spot Weld Removal
- 3M Cubitron II File Belt, 33437, 36+ Grit, 3/8 in x 13 in, Pack of 10 File Belts, Resin Bonded, Spot Weld Removal
- 3M Cubitron II File Belt, 33446, 80+ Grit, 1/2 in x 18 in, File Belts, Resin Bonded, Spot Weld Removal, Pack of 10

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**Shop now:** [https://www.desertcart.is/products/39319351-cubitron-ii-file-belt-786f-33439-60-grade-10-mm](https://www.desertcart.is/products/39319351-cubitron-ii-file-belt-786f-33439-60-grade-10-mm)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-10-10*