---
product_id: 608449469
title: "HANGLIFE Heat-Set Threaded Inserts, M4 Heat Set Insert for 3D Printing Components and Plastic Parts - Brass Metric Knurled Nuts (100 Pieces)"
brand: "hanglife"
price: "2826 kr"
currency: ISK
in_stock: true
reviews_count: 13
category: "Hanglife"
url: https://www.desertcart.is/products/608449469-hanglife-heat-set-threaded-inserts-m4-heat-set-insert-3d
store_origin: IS
region: Iceland
---

# Heat-set for seamless embed M4 internal thread precision Brass corrosion-resistant durability HANGLIFE Heat-Set Threaded Inserts, M4 Heat Set Insert for 3D Printing Components and Plastic Parts - Brass Metric Knurled Nuts (100 Pieces)

**Brand:** hanglife
**Price:** 2826 kr
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade your 3D prints with brass-backed strength and style!

## Quick Answers

- **What is this?** HANGLIFE Heat-Set Threaded Inserts, M4 Heat Set Insert for 3D Printing Components and Plastic Parts - Brass Metric Knurled Nuts (100 Pieces) by hanglife
- **How much does it cost?** 2826 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/608449469-hanglife-heat-set-threaded-inserts-m4-heat-set-insert-3d)

## Best For

- hanglife enthusiasts

## Why This Product

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

## Key Features

- • **Bulk Ready:** 100-piece set ensures you never run out mid-project
- • **Built to Last:** Premium brass construction resists corrosion and deformation
- • **Unmatched Stability:** Opposite spiral knurled design delivers high torque resistance
- • **Effortless Integration:** Heat or ultrasound installation for flawless 3D print upgrades
- • **Universal Compatibility:** Works flawlessly with PLA, PETG, ABS, and more thermoplastics

## Overview

HANGLIFE Heat-Set Threaded Inserts are precision-engineered M4 brass knurled nuts designed for easy heat or ultrasound embedding into thermoplastic 3D printed parts. Offering superior torque resistance and corrosion durability, this 100-piece set enhances the strength and reliability of your plastic components across a wide range of materials.

## Description

Product description

Review: Fit will. Perform well. - Fitted well. Nice clean machining and the measurements are as specified. They install easily and hold screws well in the right materials.
Review: Reliable, consistently sized, and fairly priced inserts - There are multiple options to choose from for heat inserts, which are indispensable for anyone who's serious about 3D printing. The quality varies tremendously, so does the price. However, this set checks all the boxes. I waited a bit with the review to test more than 1-2 of them and wow... these are definitely landing on my favorite list! After using over a dozen of them I can confidently say these are great. The thread quality is very good, the dimensional accuracy on the outside is within 0.05mm tolerance, and the brass has no sharp edges on it. They may not be the cheapest set, but the QUALITY is DEFINITELY worth the premium. In addition to being good quality, the ostensibly small touch of including the dimensions and a BIG picture on the packaging makes it extremely easy to identify them in a shop. I no longer need to make a custom label.... these are small things that make using the product way easier. This is my first set of the heat-set inserts from Hanglife, but for sure not the last one!

## Features

- Perfect Fit for Your 3D Printed Parts: Retrofit your 3D printed components seamlessly with our threaded inserts, effortlessly embedded using heat or ultrasound into blind- or through-holes. Providing a reliable and secure method for fastening components in 3D printing projects. Elevate the strength and functionality of your creations with ease.
- Secure Hold with Simple Application: The opposite spiral-shaped knurled nuts provide a balanced high tightening torque, ensuring a stable connection. Our heat set inserts offer seamless installation onto plastic components, resisting torque and preventing pull-out.
- Durable and Corrosion-Resistant: Crafted from high-quality brass, our threaded inserts provide optimal corrosion resistance and thermal conductivity. Exceptional durability and high resistance to breaking or deformation make them a reliable choice for various applications.
- Versatile Compatibility with Plastics: Designed for all thermoplastics, including PLA, PETG, ABS, PPS, PP, and more, these inserts find applications in 3D printers, electrical molding machines, automotive plastic shells, and laptop molds. Their versatility ensures compatibility across a wide range of materials.
- Practical Thread Insert Set: This M4x6x6 set includes 100 insert nuts with M4 internal thread, 6mm width, and 6.0mm length. Explore various dimensions of heat-set inserts at HANGLIFE to find the perfect fit for your specific needs. Drop down the variations to discover more choices.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CS6XGMFD |
| Best Sellers Rank | #3,647 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #5 in Nut Inserts |
| Brand | Hanglife |
| Color | M4 x D6 x L6(100pcs) |
| Compatible Groove Diameter | 4 Millimeters |
| Customer Reviews | 4.8 out of 5 stars 1,115 Reviews |
| Drive Style | Spline |
| Exterior Finish | Brass |
| Fastener Type | Insert |
| Finish Types | Unfinished |
| Inside Thread Size | M4 |
| Item Dimensions | 0.12 x 0.12 x 0.12 inches |
| Manufacturer | Hanglife Group |
| Material | Brass |
| Material Type | Brass |
| Metal Type | Brass |
| Number Of Items | 1 |
| Number of Pieces | 100 |
| Part Number | HLTI-SET-001 |
| Screw Head Style | Square |
| Set Name | HANGLIFE M4 Brass Knurled Nut Set (100 Pieces, M4x6x6) |
| Size Name | Onesize |
| Thread Class | UNC |
| Thread Coverage | Fully Threaded |
| Thread Size | M4 |
| Thread Style | Right Hand |
| Thread Type | Unified National Coarse (Unc) |
| Unit Count | 100.0 Count |

## Product Details

- **Material:** Brass
- **Fastener Type:** Insert
- **Thread Size:** M4
- **Exterior Finish:** Brass
- **Color:** M4 x D6 x L6(100pcs)

## Images

![HANGLIFE Heat-Set Threaded Inserts, M4 Heat Set Insert for 3D Printing Components and Plastic Parts - Brass Metric Knurled Nuts (100 Pieces) - Image 1](https://m.media-amazon.com/images/I/71-1qf2+ITL.jpg)
![HANGLIFE Heat-Set Threaded Inserts, M4 Heat Set Insert for 3D Printing Components and Plastic Parts - Brass Metric Knurled Nuts (100 Pieces) - Image 2](https://m.media-amazon.com/images/I/713D77n065L.jpg)
![HANGLIFE Heat-Set Threaded Inserts, M4 Heat Set Insert for 3D Printing Components and Plastic Parts - Brass Metric Knurled Nuts (100 Pieces) - Image 3](https://m.media-amazon.com/images/I/61d9Uw+IiZL.jpg)
![HANGLIFE Heat-Set Threaded Inserts, M4 Heat Set Insert for 3D Printing Components and Plastic Parts - Brass Metric Knurled Nuts (100 Pieces) - Image 4](https://m.media-amazon.com/images/I/71eF7rCgoVL.jpg)
![HANGLIFE Heat-Set Threaded Inserts, M4 Heat Set Insert for 3D Printing Components and Plastic Parts - Brass Metric Knurled Nuts (100 Pieces) - Image 5](https://m.media-amazon.com/images/I/61g1mf8V2rL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fit will. Perform well.
*by P***R on December 18, 2025*

Fitted well. Nice clean machining and the measurements are as specified. They install easily and hold screws well in the right materials.

### ⭐⭐⭐⭐⭐ Reliable, consistently sized, and fairly priced inserts
*by H***G on March 3, 2024*

There are multiple options to choose from for heat inserts, which are indispensable for anyone who's serious about 3D printing. The quality varies tremendously, so does the price. However, this set checks all the boxes. I waited a bit with the review to test more than 1-2 of them and wow... these are definitely landing on my favorite list! After using over a dozen of them I can confidently say these are great. The thread quality is very good, the dimensional accuracy on the outside is within 0.05mm tolerance, and the brass has no sharp edges on it. They may not be the cheapest set, but the QUALITY is DEFINITELY worth the premium. In addition to being good quality, the ostensibly small touch of including the dimensions and a BIG picture on the packaging makes it extremely easy to identify them in a shop. I no longer need to make a custom label.... these are small things that make using the product way easier. This is my first set of the heat-set inserts from Hanglife, but for sure not the last one!

### ⭐⭐⭐⭐⭐ Great inserts!
*by M***K on December 21, 2025*

Threads are very clean & inserts are very easy to install. No issues with the inserts pulling out once installed. Wish there were more larger sized inserts & fewer smaller inserts.

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-06-10*