---
product_id: 601347236
title: "2Pcs 12mm x 300mm (0.472 x 11.81 inches) Vigorous Linear Motion Rods, Case Hardened Chrome Shaft Linear Rail Guide Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance"
brand: "vigorous"
price: "A$55"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/601347236-2pcs-12mm-x-300mm-0-472-x-11-81-inches
store_origin: AU
region: Australia
---

# 12mm diameter precision ±0.1mm length tolerance HRC55-62 hardened steel 2Pcs 12mm x 300mm (0.472 x 11.81 inches) Vigorous Linear Motion Rods, Case Hardened Chrome Shaft Linear Rail Guide Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance

**Brand:** vigorous
**Price:** A$55
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate your build with precision-engineered motion rods—because your projects deserve the smoothest ride.

## Quick Answers

- **What is this?** 2Pcs 12mm x 300mm (0.472 x 11.81 inches) Vigorous Linear Motion Rods, Case Hardened Chrome Shaft Linear Rail Guide Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance by vigorous
- **How much does it cost?** A$55 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/601347236-2pcs-12mm-x-300mm-0-472-x-11-81-inches)

## Best For

- vigorous enthusiasts

## Why This Product

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

## Key Features

- • **Flawless Finish:** Chrome plating with 0.01mm thickness delivers corrosion resistance and ultra-smooth surface roughness (Ra0.05-0.08).
- • **Safety Meets Ease:** Chamfered C1.0--45° ends for effortless, safe assembly—no more fumbling with sharp edges.
- • **Precision Perfected:** Metric h8 tolerance ensures ultra-smooth linear motion for flawless CNC and 3D printing results.
- • **Versatile Powerhouse:** Ideal for CNC, 3D printers, injection molding, and engraving machines—your all-in-one motion solution.
- • **Rock-Solid Durability:** Case-hardened 45# carbon steel with HRC55-62 hardness resists wear and extends lifespan.

## Overview

This pack includes two 12mm x 300mm linear motion rods made from case-hardened 45# carbon steel with a hardness rating of HRC55-62. Featuring a tight metric h8 tolerance, chrome plating for corrosion resistance, and chamfered ends for safe assembly, these rods are engineered for high-precision applications in CNC machines, 3D printers, and other automated equipment.

## Description

Full description not available

## Features

- What You Get: 2Pcs 12mm x 300mm Linear Motion Rod Pack
- Great Performance Material: 45# Carbon steel, Hardness about HRC55-62, Surface roughness about Ra0.05-08, Straightness≤0.1/1000mm, Chrome plated thickness about 0.01mm
- Tolerance: Diameter tolerance about -0.01to-0.03mm, Length tolerance about ± 0.1mm
- Humannized Design: Our linear motion guides are chamfered about C1.0--45°on both ends in order to ensure safety and easiness in assembling other parts on the rod shaft.
- Wide Application: Widely applied in CNC, 3D printer, automatic machinery, injection molding machine, engraving machine, etc. especially in bearing purpose.

## Product Details

- **Material:** Carbon Steel
- **Brand:** Vigorous
- **Color:** Silver
- **Shape:** Cylindrical
- **Item Diameter:** 12 Millimeters

## Images

![2Pcs 12mm x 300mm (0.472 x 11.81 inches) Vigorous Linear Motion Rods, Case Hardened Chrome Shaft Linear Rail Guide Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance - Image 1](https://m.media-amazon.com/images/I/51+cJosGlqL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.com.au/products/601347236-2pcs-12mm-x-300mm-0-472-x-11-81-inches](https://www.desertcart.com.au/products/601347236-2pcs-12mm-x-300mm-0-472-x-11-81-inches)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-24*