---
product_id: 420325068
title: "FINDMAG 40x40x20mm Neodymium Block Magnet, N52 Heavy Duty Neodymium Magnets, Super Strong Permanent Magnet Disc, The World's Strongest and Most Powerful Rare Earth Magnets - One Piece"
brand: "findmag"
price: "VT6443"
currency: VUV
in_stock: true
url: https://www.desertcart.vu/products/420325068-findmag-40x40x20mm-neodymium-block-magnet-n52-heavy-duty-neodymium-magnets
store_origin: VU
region: Vanuatu
---

# 40x40x20mm - compact yet heavy-duty size N52 grade - World's strongest rare earth magnet Ni+Cu+Ni triple coating - corrosion & scratch resistant FINDMAG 40x40x20mm Neodymium Block Magnet, N52 Heavy Duty Neodymium Magnets, Super Strong Permanent Magnet Disc, The World's Strongest and Most Powerful Rare Earth Magnets - One Piece

**Brand:** findmag
**Price:** VT6443
**Availability:** ✅ In Stock

## Summary

> 🧲 Power Up Your Projects with the World's Strongest Magnet!

## Quick Answers

- **What is this?** FINDMAG 40x40x20mm Neodymium Block Magnet, N52 Heavy Duty Neodymium Magnets, Super Strong Permanent Magnet Disc, The World's Strongest and Most Powerful Rare Earth Magnets - One Piece by findmag
- **How much does it cost?** VT6443 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/420325068-findmag-40x40x20mm-neodymium-block-magnet-n52-heavy-duty-neodymium-magnets)

## Best For

- findmag enthusiasts

## Why This Product

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

## Key Features

- • **Compact Heavyweight:** Perfectly sized at 40x40x20mm, this cuboid magnet packs a punch without taking up space.
- • **Durability Meets Design:** Triple-layer Ni+Cu+Ni coating ensures your magnet stays pristine and rust-free, even in demanding environments.
- • **Unmatched Magnetic Power:** Experience the intense pull of the N52 neodymium, engineered for maximum strength and reliability.
- • **Versatile Pro-Grade Tool:** From DIY projects to professional applications, this magnet adapts seamlessly to your creative and technical needs.
- • **ISO 9001 Certified Quality:** Crafted under strict quality standards with a risk-free replacement guarantee for peace of mind.

## Overview

The FINDMAG 40x40x20mm N52 Neodymium Block Magnet is a premium, super-strong rare earth magnet featuring a durable Ni+Cu+Ni coating for corrosion resistance. Compact yet powerful, it’s ideal for professional and DIY use, crafted to ISO 9001 standards with a satisfaction guarantee.

## Description

FINDMAG 40x40x20mm Neodymium Block Magnet, N52 Heavy Duty Neodymium Magnets, Super Strong Permanent Magnet Disc, The World's Strongest and Most Powerful Rare Earth Magnets - One Piece

## Features

- 🧲【Premium Magnet】Ni+Cu+Ni coated round magnets resist demagnetization, corrosion, and oxidation, featuring durable brushed nickel silver for a long-lasting, scratch-resistant surface.
- 🧲【Powerful Magnet】This powerful neodymium cuboid magnet, the strongest type available, is not for children's play due to its intense magnetic force. It's ideal for daily projects or tasks.
- 🧲【Versatile Use】This strong magnet is perfect for DIY, science experiments, kitchens, offices. Use it for stud finding, fastening, lifting, and more.
- 🧲【Perfect Size】Length: 40mm / 1.6inch, Width: 40mm / 1.6inch, Thickness: 20mm / 0.8inch; Quantity: 1 pcs; Shape: Cuboid. Convenient to use and display.
- 🧲【Professional Brand】Crafted to ISO 9001 standards, we offer a wide range of magnets. Unsatisfied? Get a replacement or refund, risk-free.

## Product Details

- **Material:** Neodymium
- **Brand:** FINDMAG
- **Product Dimensions:** 1.57"L x 1.57"W x 0.79"Th
- **Color:** Silver
- **Shape:** Square

## Images

![FINDMAG 40x40x20mm Neodymium Block Magnet, N52 Heavy Duty Neodymium Magnets, Super Strong Permanent Magnet Disc, The World's Strongest and Most Powerful Rare Earth Magnets - One Piece - Image 1](https://m.media-amazon.com/images/I/5158DQMu7CL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: will this magnet hold up in hot heat?**
A: Temperature resistance limit is 230°C

**Q: How many pounds will the cuboid lift?**
A: it can lift almost 250 pounds at Vertical use

**Q: how heavy are these magnets?**
A: About 7.3 ounces for each

**Q: What's the N-grade for these magnets?**
A: N52

## Frequently Bought Together

- FINDMAG 40x40x20mm Neodymium Block Magnet, N52 Heavy Duty Neodymium Magnets, Super Strong Permanent Magnet Disc, The World's Strongest and Most Powerful Rare Earth Magnets - One Piece
- MIKEDE Neodymium Magnet Super Strong Rare Earth Magnets for Stud Finder and Science Project - One Piece

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**Shop now:** [https://www.desertcart.vu/products/420325068-findmag-40x40x20mm-neodymium-block-magnet-n52-heavy-duty-neodymium-magnets](https://www.desertcart.vu/products/420325068-findmag-40x40x20mm-neodymium-block-magnet-n52-heavy-duty-neodymium-magnets)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-16*