---
product_id: 359309422
title: "Mild Steel Box Section - 1000MM Length x 25MM Width x 25MM Height x 3MM Wall Thickness, Square Steel Tube for Constructions & DIY Projects"
brand: "kimetals"
price: "¥13790"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/359309422-mild-steel-box-section-1000mm-length-x-25mm-width-x
store_origin: JP
region: Japan
---

# Precision cut 1000mm length for exact fit High-grade mild steel ensures durability 3mm wall thickness for robust strength Mild Steel Box Section - 1000MM Length x 25MM Width x 25MM Height x 3MM Wall Thickness, Square Steel Tube for Constructions & DIY Projects

**Brand:** kimetals
**Price:** ¥13790
**Availability:** ✅ In Stock

## Summary

> 🏗️ Elevate your build game with steel precision and power!

## Quick Answers

- **What is this?** Mild Steel Box Section - 1000MM Length x 25MM Width x 25MM Height x 3MM Wall Thickness, Square Steel Tube for Constructions & DIY Projects by kimetals
- **How much does it cost?** ¥13790 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/359309422-mild-steel-box-section-1000mm-length-x-25mm-width-x)

## Best For

- kimetals enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Premium UK-made mild steel with CE certification guarantees unmatched durability and safety for your projects.
- • **Precision Perfect:** Engineered with tight tolerances for seamless welding, cutting, and bending—no guesswork, just flawless results.
- • **Project-Ready Weight:** Light enough at 2kg for easy handling, yet strong enough to support heavy-duty applications—work smarter, not harder.
- • **Effortless Fabrication:** Excellent weldability and mill finish make it the go-to choice for metal frames, supports, and custom structures.
- • **Versatile Size Options:** Available in multiple widths and lengths to tailor-fit any construction or DIY challenge you face.

## Overview

This 1000mm x 25mm x 25mm mild steel box section features a 3mm thick wall, crafted from high-grade UK-manufactured mild steel. CE-certified and precision-cut, it offers exceptional weldability and durability, making it ideal for construction, metalwork, and DIY projects requiring reliable structural support.

## Description

Mild Steel Box Section - 1000MM Length x 25MM Width x 25MM Height x 3MM Wall Thickness, Square Steel Tube for Constructions & DIY Projects

## Features

- Strong Weldable Mild Steel Tubing for Metalwork and Structures: Made from high-grade mild steel, this square hollow section is designed for maximum strength and durability. Its excellent weldability makes it ideal for metal frames, supports, fencing, and construction projects.
- Versatile Sizes for Every Project Requirement: This mild steel box section is offered in widths ranging from 20mm to 100mm and lengths from 0.5m to 3m, ensuring flexibility to suit all types of construction, industrial, or DIY applications. Perfect for heavy-duty and light-duty projects alike.
- Precision Cut 20mm x 20mm x 2mm Box Section Steel: The steel tubing is precision-engineered with close tolerances to deliver reliable performance in cutting, bending, drilling, and welding tasks. Its exact dimensions ensure ease of use in any structural or creative design.
- Durable UK-Made Steel Certified for Quality and Safety: Manufactured in the UK from premium mild steel, this box section is CE-certified to meet strict industry standards. Its durable mill finish ensures long-lasting use, even in demanding environments.
- Perfect for Custom and Structural Applications: Whether you’re fabricating furniture, building fences, or creating custom metal structures, this square hollow steel tubing offers the perfect combination of strength, flexibility, and reliability for a wide range of uses.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item thickness | 3 Millimetres |
| Item form | Box Section |
| Item weight | 2 Kilograms |
| Specification met | True |
| Number of items | 1 |
| Manufacturer | KIMETALS |
| Item Weight | 2 kg |
| Product Dimensions | 100 x 2.5 x 2.5 cm; 2 kg |
| Size | 1M |
| Finish | Steel |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** 25MM W x 25MM H x 3MM T
- **Brand:** KIMETALS
- **Item dimensions L x W x H:** 100 x 2.5 x 2.5 centimetres
- **Colour:** Silver
- **Shape:** Square

## Images

![Mild Steel Box Section - 1000MM Length x 25MM Width x 25MM Height x 3MM Wall Thickness, Square Steel Tube for Constructions & DIY Projects - Image 1](https://m.media-amazon.com/images/I/71ObpD-jgPL.jpg)
![Mild Steel Box Section - 1000MM Length x 25MM Width x 25MM Height x 3MM Wall Thickness, Square Steel Tube for Constructions & DIY Projects - Image 2](https://m.media-amazon.com/images/I/81AHXhG33TL.jpg)
![Mild Steel Box Section - 1000MM Length x 25MM Width x 25MM Height x 3MM Wall Thickness, Square Steel Tube for Constructions & DIY Projects - Image 3](https://m.media-amazon.com/images/I/81sStQogveL.jpg)
![Mild Steel Box Section - 1000MM Length x 25MM Width x 25MM Height x 3MM Wall Thickness, Square Steel Tube for Constructions & DIY Projects - Image 4](https://m.media-amazon.com/images/I/61OOrJWyaXL.jpg)
![Mild Steel Box Section - 1000MM Length x 25MM Width x 25MM Height x 3MM Wall Thickness, Square Steel Tube for Constructions & DIY Projects - Image 5](https://m.media-amazon.com/images/I/713czq2HXyL.jpg)

## Questions & Answers

**Q: are the quoted dimensions internal or external?**
A: The box section is 25 mm OD.

## Frequently Bought Together

- K I Metals Mild Steel Box Section - 1000MM Length (1M) x 25MM Width x 25MM Height x 3MM Wall Thickness, Mild Steel Durable Square Steel Tubes for Constructions, Residential & DIY Projects
- MILD STEEL SHEET METAL SQUARE CUT PLATE PANEL 0.8mm Thick / 300x300mm Size (0.8x300x300mm)
- General Purpose E6013 ARC Welding Electrodes Rods for Mild Steel by MKGT® (4.0mm, 2.5kg)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-24*