---
product_id: 126173206
title: "INVENTO 4pcs EN31 Rustproof Steel Smooth Rod 8mm OD 500mm (0.5 mtr) Long for CNC Robotics Machines DIY Projects"
brand: "invento"
price: "42007CFA"
currency: XOF
in_stock: true
reviews_count: 8
category: "Invento"
url: https://www.desertcart.sn/products/126173206-invento-4pcs-en31-rustproof-steel-smooth-rod-8mm-od-500mm
store_origin: SN
region: Senegal
---

# 8mm precise diameter 500mm length for versatile builds EN-31 hard chromed rustproof steel INVENTO 4pcs EN31 Rustproof Steel Smooth Rod 8mm OD 500mm (0.5 mtr) Long for CNC Robotics Machines DIY Projects

**Brand:** invento
**Price:** 42007CFA
**Availability:** ✅ In Stock

## Summary

> 🛠️ Elevate your DIY game with precision steel rods that never rust!

## Quick Answers

- **What is this?** INVENTO 4pcs EN31 Rustproof Steel Smooth Rod 8mm OD 500mm (0.5 mtr) Long for CNC Robotics Machines DIY Projects by invento
- **How much does it cost?** 42007CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/126173206-invento-4pcs-en31-rustproof-steel-smooth-rod-8mm-od-500mm)

## Best For

- invento enthusiasts

## Why This Product

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

## Key Features

- • **Value Pack:** Set of 4 rods to power multiple projects or prototypes without compromise.
- • **Built to Last:** Crafted from EN-31 hard chromed steel ensuring rust resistance and long-term durability.
- • **Trusted Choice:** Ranked #63 in 3D Printer Parts & Accessories with a 4.3-star rating from 260+ professionals.
- • **Versatile Length:** At 500mm each, these rods fit perfectly into a wide range of 3D printer and DIY applications.
- • **Precision Perfect:** Engineered with an exact 8mm diameter for flawless alignment in your CNC and robotics projects.

## Overview

INVENTO’s 4-pack of 8mm diameter, 500mm long EN-31 hard chromed steel rods deliver rustproof durability and precision for CNC, 3D printing, and robotics projects. Trusted by makers and professionals alike, these smooth rods ensure reliable performance and versatility in your engineering builds.

## Description

Package contents: 4 x 8mm EN-31 Rods; Application: 3d printer, cnc, robotics, diy projects etc. ; Material: En-31 (hard chromed), Outside Diameter: 8mm, Length: 500 mm (0. 5 meter)

Review: GREAT PRODUCT AT A GOOD PRICE - NO RUST so far after 6 months. GOOD PRICE
Review: These are Iron rods Not ss rods - Quiet value for money but are iron rods.

## Features

- Outside Diameter: 8mm
- Length: 500 mm (0.5 meter)
- Material: EN-31 (Hard Chromed)
- Qty: 4pcs
- Application: 3D Printer, CNC, Robotics, DIY Projects etc

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07RRJN298 |
| Best Sellers Rank | #19,232 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #63 in 3D Printer Parts & Accessories |
| Brand | INVENTO |
| Brand Name | INVENTO |
| Colour | Grey |
| Country of Origin | India |
| Customer Reviews | 4.3 out of 5 stars 260 Reviews |
| Item Diameter | 0.32 Inches |
| Item Dimensions | 13 x 34 x 502 Millimeters |
| Item Form | Rod |
| Item Shape | Cylindrical |
| Item Thickness | 8 Millimetres |
| Item Type Name | INVENTO 4pcs EN31 Rustproof Steel Smooth Rod 8mm OD 500mm (0.5 mtr) Long for CNC Robotics Machines DIY Projects |
| Item Weight | 500 Grams |
| Item dimensions L x W x H | 13 x 34 x 502 Millimeters |
| Manufacturer | INVENTO, No |
| Manufacturer Contact Information | No |
| Material | Steel |
| Material Type | Steel |
| Model Number | ISC 121-2 |
| Number of Items | 4 |
| Part Number | ISC 121-2 |
| Shape | Cylindrical |
| Specification Met | True |
| Unit Count | 4 Count |

## Product Details

- **Brand:** INVENTO
- **Colour:** Grey
- **Item dimensions L x W x H:** 13 x 34 x 502 Millimeters
- **Material:** Steel
- **Shape:** Cylindrical

## Images

![INVENTO 4pcs EN31 Rustproof Steel Smooth Rod 8mm OD 500mm (0.5 mtr) Long for CNC Robotics Machines DIY Projects - Image 1](https://m.media-amazon.com/images/I/41g5ZIMzgoL.jpg)
![INVENTO 4pcs EN31 Rustproof Steel Smooth Rod 8mm OD 500mm (0.5 mtr) Long for CNC Robotics Machines DIY Projects - Image 2](https://m.media-amazon.com/images/I/61AATfaQYRL.jpg)
![INVENTO 4pcs EN31 Rustproof Steel Smooth Rod 8mm OD 500mm (0.5 mtr) Long for CNC Robotics Machines DIY Projects - Image 3](https://m.media-amazon.com/images/I/51GOUurGtUL.jpg)
![INVENTO 4pcs EN31 Rustproof Steel Smooth Rod 8mm OD 500mm (0.5 mtr) Long for CNC Robotics Machines DIY Projects - Image 4](https://m.media-amazon.com/images/I/31KRI9Nn2AL.jpg)

## Questions & Answers

**Q: can we bend this rod 90' for DIY project.**
A: no, it will break.

## Customer Reviews

### ⭐⭐⭐⭐⭐ GREAT PRODUCT AT A GOOD PRICE
*by S***N on 9 December 2024*

NO RUST so far after 6 months. GOOD PRICE

### ⭐⭐⭐⭐ These are Iron rods Not ss rods
*by R***T on 15 October 2024*

Quiet value for money but are iron rods.

### ⭐⭐⭐⭐⭐ Nice Product
*by N***I on 18 November 2023*

Good smooth rod I bought all ready 4 rod before 3 year ago Packing is also good .nice product no doubt.

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**Shop now:** [https://www.desertcart.sn/products/126173206-invento-4pcs-en31-rustproof-steel-smooth-rod-8mm-od-500mm](https://www.desertcart.sn/products/126173206-invento-4pcs-en31-rustproof-steel-smooth-rod-8mm-od-500mm)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-06-21*