---
product_id: 310488960
title: "33446 Cubitron II 1/2\" x 18\" File Belt - 10 Belts/Box"
brand: "3m"
price: "¥15429"
currency: JPY
in_stock: true
reviews_count: 5
category: "3 M"
url: https://www.desertcart.jp/products/310488960-33446-cubitron-ii-1-2-x-18-file-belt-10
store_origin: JP
region: Japan
---

# 2x longer belt life 30% faster cut speed Heavy-duty metal grinding 33446 Cubitron II 1/2" x 18" File Belt - 10 Belts/Box

**Brand:** 3m
**Price:** ¥15429
**Availability:** ✅ In Stock

## Summary

> ⚡ Cut faster, last longer — the ultimate edge for pros who demand more!

## Quick Answers

- **What is this?** 33446 Cubitron II 1/2" x 18" File Belt - 10 Belts/Box by 3m
- **How much does it cost?** ¥15429 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/310488960-33446-cubitron-ii-1-2-x-18-file-belt-10)

## 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.
- • **Seamless Compatibility:** Optimized for use with 3M File Belt Sanders to tackle rivets and spot welds effortlessly.
- • **Precision in Every Pass:** Uniform abrasive technology ensures smooth cleaning, deburring, and stripping.
- • **Cut Through Metal Like a Pro:** Experience 30% faster cutting on hard metals for unmatched efficiency.
- • **Built for Industrial Strength:** Heavy-duty construction delivers consistent, reliable performance under pressure.

## Overview

The 3M 33446 Cubitron II File Belt is a high-performance abrasive belt designed for industrial use, offering 30% faster cutting speed and double the lifespan of other premium belts. Engineered with uniform abrasive technology and heavy-duty construction, it excels at grinding, deburring, and cleaning hard metals, especially when paired with 3M File Belt Sanders.

## Description

The 3M Cubitron II File Belt 33446 is a long-lasting, advanced belt that delivers a 30 percent faster cut and double the life of other premium abrasives. The heavy-duty file belt gives a fast cut on high-strength steel and hard metal, and delivers maximum performance when paired with the 3M File Belt Sander. Ideal for tough detail work like cleaning, deburring, and corrosion removal, the 3M Cubitron II File Belt 33446 is a versatile belt that stays strong and lives long.

Review: These are excellent for sanding and grinding .
Review: Le produit commander correspond ce dont j'avais besoin ,livraison rapide prix compétitif trois boîte pour le prix de deux sur un autre site Rien a dire de plus Merci

## 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 | B00PB3OFSO |
| Best Sellers Rank | #108,932 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #62 in Sander Belts |
| Brand | 3M |
| Construction | Bonded |
| Customer Reviews | 4.8 4.8 out of 5 stars (232) |
| Date First Available | 1 January 2024 |
| Item Weight | 106 g |
| Item model number | 33446 |
| Manufacturer | 3M |
| Manufacturer Part Number | 33446 |
| Model | 33446 |
| Product Dimensions | 3.49 x 8.89 x 20 cm; 105.64 g |

## Product Details

- **Brand:** 3M
- **Grit material:** Ceramic
- **Grit type:** 80+ Grit
- **Item dimensions L x W x H:** 35 x 89 x 200 millimeters
- **Material:** Metal Resin Alloy Steel

## Images

![33446 Cubitron II 1/2" x 18" File Belt - 10 Belts/Box - Image 1](https://m.media-amazon.com/images/I/61IuF3VOVQL.jpg)

## Questions & Answers

**Q: Will this work for grinding glass tiles for backslash?**
A: Thank you for your question. Unfortunately this abrasive is not designed for grinding glass.  For glass grind abrasives, we suggest you contact 3M Abrasives at 866-279-1235.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by J***N on 25 October 2025*

These are excellent for sanding and grinding .

### ⭐⭐⭐⭐ Review
*by P***T on 3 April 2025*

Le produit commander correspond ce dont j'avais besoin ,livraison rapide prix compétitif trois boîte pour le prix de deux sur un autre site Rien a dire de plus Merci

### ⭐⭐⭐⭐⭐ Review
*by M***N on 4 September 2025*

These work fantastic for removing spot welds.

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**Shop now:** [https://www.desertcart.jp/products/310488960-33446-cubitron-ii-1-2-x-18-file-belt-10](https://www.desertcart.jp/products/310488960-33446-cubitron-ii-1-2-x-18-file-belt-10)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-19*