---
product_id: 548598973
title: "ruthex M6 Threaded Inserts - 25 Pieces RX-M6x12.7 Brass Heat Set Insert for Plastic Parts - Metric knurled Nuts - Insert by Heat into 3D Printing Components"
brand: "ruthex"
price: "NZ$31"
currency: NZD
in_stock: true
reviews_count: 12
category: "Ruthex"
url: https://www.desertcart.nz/products/548598973-ruthex-m6-threaded-inserts-25-pieces-rx-m6x12-7-brass
store_origin: NZ
region: New Zealand
---

# Heat/ultrasonic installation M6 internal thread precision Lead-free brass corrosion resistance ruthex M6 Threaded Inserts - 25 Pieces RX-M6x12.7 Brass Heat Set Insert for Plastic Parts - Metric knurled Nuts - Insert by Heat into 3D Printing Components

**Brand:** ruthex
**Price:** NZ$31
**Availability:** ✅ In Stock

## Summary

> 🔧 Turn your 3D prints into pro-grade parts with ruthex precision!

## Quick Answers

- **What is this?** ruthex M6 Threaded Inserts - 25 Pieces RX-M6x12.7 Brass Heat Set Insert for Plastic Parts - Metric knurled Nuts - Insert by Heat into 3D Printing Components by ruthex
- **How much does it cost?** NZ$31 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/548598973-ruthex-m6-threaded-inserts-25-pieces-rx-m6x12-7-brass)

## Best For

- ruthex enthusiasts

## Why This Product

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

## Key Features

- • **Bulk 25-Piece Set:** Stock up with 25 inserts to power your projects, from prototypes to small business production runs.
- • **Durable Lead-Free Brass:** Premium brass material offers superior corrosion resistance and thermal conductivity for long-lasting performance.
- • **Precision M6 Thread Fit:** Engineered for seamless integration with standard M6 hardware, ensuring a perfect fit every time.
- • **Universal Plastic Compatibility:** Optimized for PLA, PETG, ABS, and more—turn your 3D prints into robust, functional parts.
- • **Effortless Heat-Set Installation:** Embed inserts quickly using soldering iron or ultrasonic tools—no special skills required.

## Overview

The ruthex M6 Threaded Inserts set includes 25 high-quality, lead-free brass knurled nuts designed for heat or ultrasonic embedding into thermoplastic 3D printed parts. Featuring M6 internal threads and a 12.7mm length, these inserts provide a durable, corrosion-resistant, and reusable fastening solution compatible with popular plastics like PLA, PETG, and ABS. Ideal for professionals and makers seeking reliable, industrial-grade hardware integration in their 3D printing projects.

## Description

ruthex M6 Threaded Inserts - 25 Pieces RX-M6x12.7 Brass Heat Set Insert for Plastic Parts - Metric knurled Nuts - Insert by Heat into 3D Printing Components: desertcart.com: Tools & Home Improvement

Review: Perfect fit - I use these for my small business. They are easy to install with my heat set press and are very durable. They fit the hardware I use perfectly. Highly recommended!
Review: These turn 3D printed toys into REAL parts! - These inexpensive brass inserts turn 3D printing from making whimsical toys to making REAL parts!! From industrial and electronics, to racecar parts. Just awesome.

## Features

- M6 THREAD INSERTS FOR YOUR 3D PRINTED PARTS: The ruthex threaded nuts can be retrofitted by heat or ultrasound into parts of 3D printers from e.g. Anycubic or Prusa. With the help of heat from a soldering iron or ultrasonic, the insert nuts are simply embedded in a blind- or through hole
- FIRM HOLDING WITH EASY APPLICATION: Thanks to the geometry of the threaded sleeve, it holds firmly in the pressure part. The opposing spiral-shaped knurled nuts ensure a high balanced tightening and loosening torque, as well as a high tightening force. The guide, insertion has been greatly simplified
- STABLE & LONG-LASTING THREAD INSERTS: The inserts with internal thread lead free brass, which ensures optimum corrosion resistance and thermal conductivity. thermal conductivity. This means that each insert nut can be used for a long time and is easy to use. The reusability of the insert nut is also possible by carefully removing them from the pressure part when they are no longer needed
- SUITABLE FOR A VARIETY OF PLASTICS: The inserts are designed for all thermoplastics. For example, the knurled nuts hold in PLA, PETG, ABS, PPS, PP and many more. As soon as the plastic of the part around the brass sleeve cools and hardens, the threaded sleeve is firmly anchored
- PRACTICAL THREAD INSERT SET: The ruthex thread insert set are lead free RX-M6x12.7 consists of 25 insert nuts with M6 internal thread and a length of 12.7 mm. The threaded sleeves can be inserted by ultrasonic and heat embedding

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09ZHBLGKM |
| Best Sellers Rank | #1,398 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1 in Nut Inserts |
| Brand | ruthex |
| Color | Metric Threaded Insert |
| Compatible Groove Diameter | 6 millimeters |
| Customer Reviews | 4.7 out of 5 stars 163 Reviews |
| Drive Style | Spline |
| Exterior Finish | Brass |
| Fastener Type | Insert |
| Finish Types | Brass |
| Grade Rating | industrial |
| Inside Thread Size | M6 x 12 7 |
| Item Diameter | 6 millimeters |
| Item Dimensions | 4.72 x 3.54 x 0.39 inches |
| Manufacturer | ruthex |
| Material | Brass |
| Material Type | Brass |
| Maximum Shear Strength | hohe Scherfestigkeit |
| Metal Type | Brass |
| Model | GE-M6x127-002 |
| Number Of Items | 1 |
| Number of Pieces | 25 |
| Outside Diameter | 6 millimeters |
| Part Number | GE-M6x127-002 |
| Screw Head Style | Flange |
| Set Name | ruthex M6 Threaded Inserts - 25 Pieces RX-M6x12.7 Brass |
| Size Name | M6x12.7 (25pcs) |
| Thread Class | Coarse |
| Thread Coverage | Fully Threaded |
| Thread Size | M6 |
| Thread Style | Right Hand |
| Thread Type | Metrica |

## Product Details

- **Color:** Metric Threaded Insert
- **Exterior Finish:** Brass
- **Fastener Type:** Insert
- **Material:** Brass
- **Thread Size:** M6

## Images

![ruthex M6 Threaded Inserts - 25 Pieces RX-M6x12.7 Brass Heat Set Insert for Plastic Parts - Metric knurled Nuts - Insert by Heat into 3D Printing Components - Image 1](https://m.media-amazon.com/images/I/81oJzvZJSTL.jpg)
![ruthex M6 Threaded Inserts - 25 Pieces RX-M6x12.7 Brass Heat Set Insert for Plastic Parts - Metric knurled Nuts - Insert by Heat into 3D Printing Components - Image 2](https://m.media-amazon.com/images/I/813D0hRHwgL.jpg)
![ruthex M6 Threaded Inserts - 25 Pieces RX-M6x12.7 Brass Heat Set Insert for Plastic Parts - Metric knurled Nuts - Insert by Heat into 3D Printing Components - Image 3](https://m.media-amazon.com/images/I/71j1czhNnfL.jpg)
![ruthex M6 Threaded Inserts - 25 Pieces RX-M6x12.7 Brass Heat Set Insert for Plastic Parts - Metric knurled Nuts - Insert by Heat into 3D Printing Components - Image 4](https://m.media-amazon.com/images/I/71ZR0CCb6FL.jpg)
![ruthex M6 Threaded Inserts - 25 Pieces RX-M6x12.7 Brass Heat Set Insert for Plastic Parts - Metric knurled Nuts - Insert by Heat into 3D Printing Components - Image 5](https://m.media-amazon.com/images/I/71tmpN6C+0L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect fit
*by A***. on July 22, 2026*

I use these for my small business. They are easy to install with my heat set press and are very durable. They fit the hardware I use perfectly. Highly recommended!

### ⭐⭐⭐⭐⭐ These turn 3D printed toys into REAL parts!
*by G***N on March 1, 2026*

These inexpensive brass inserts turn 3D printing from making whimsical toys to making REAL parts!! From industrial and electronics, to racecar parts. Just awesome.

### ⭐⭐⭐⭐⭐ Great Product
*by N***R on March 16, 2026*

love these wish I could buy them in bulk qtys

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**Shop now:** [https://www.desertcart.nz/products/548598973-ruthex-m6-threaded-inserts-25-pieces-rx-m6x12-7-brass](https://www.desertcart.nz/products/548598973-ruthex-m6-threaded-inserts-25-pieces-rx-m6x12-7-brass)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-09-04*