---
product_id: 599418785
title: "400Pcs Metric Heat Set Insert, M2 M2.5 M3 M4 M5 M6 Female Thread Knurled Nuts Assortment Kit, Brass Threaded Inserts for Plastic and 3D Printing Components (Threaded Inserts Ket)"
brand: "ktehloy"
price: "133.15 DT"
currency: TND
in_stock: true
category: "Ktehloy"
url: https://www.desertcart.tn/products/599418785-400pcs-metric-heat-set-insert-m2-m2-5-m3-m4
store_origin: TN
region: Tunisia
---

# Withstands 300°C+ heat 400-piece multi-size kit Precision 45° knurling grip 400Pcs Metric Heat Set Insert, M2 M2.5 M3 M4 M5 M6 Female Thread Knurled Nuts Assortment Kit, Brass Threaded Inserts for Plastic and 3D Printing Components (Threaded Inserts Ket)

**Brand:** ktehloy
**Price:** 133.15 DT
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate your 3D prints with brass inserts that mean business!

## Quick Answers

- **What is this?** 400Pcs Metric Heat Set Insert, M2 M2.5 M3 M4 M5 M6 Female Thread Knurled Nuts Assortment Kit, Brass Threaded Inserts for Plastic and 3D Printing Components (Threaded Inserts Ket) by ktehloy
- **How much does it cost?** 133.15 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/599418785-400pcs-metric-heat-set-insert-m2-m2-5-m3-m4)

## Best For

- ktehloy enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Installation:** Heat-set or ultrasonic methods plus soldering iron compatibility make integration seamless and efficient.
- • **All-in-One Size Assortment:** 400 inserts spanning M2 to M6 cover every fastening need for your plastic and 3D printed projects.
- • **Heat-Resistant Brass Powerhouse:** Engineered to endure extreme temperatures over 300°C, perfect for high-heat 3D printing and plastic molding.
- • **Universal Thermoplastic Compatibility:** Works flawlessly with PLA, PETG, ABS, and more—ideal for electronics, automotive, and custom prototypes.
- • **Precision Threading for Rock-Solid Stability:** Fine ISO metric threads with 45° knurling ensure zero slippage and maximum torque resistance.

## Overview

This 400-piece brass heat-set insert kit offers precision-engineered, corrosion-resistant threaded nuts in sizes M2 through M6. Designed for plastic and 3D printing applications, these inserts withstand temperatures above 300°C and feature 45° knurling for superior grip and torque resistance. Compatible with a wide range of thermoplastics, they enable durable, professional-grade fastening with easy heat or ultrasonic installation.

## Description

Ktehloy 400Pcs Metric Heat Set Insert, M2 M2.5 M3 M4 M5 M6 Female Thread Knurled Nuts Assortment Kit, Brass Threaded Inserts for Plastic and 3D Printing Components (Threaded Inserts Ket): desertcart.com: Industrial & Scientific

## Features

- 【Package Content】- The package includes 400 high-quality metric threaded inserts for plastic heat-setting. With a large quantity available, it meets the needs for connecting numerous 3D printing accessories. The threaded brass inserts are approximately sized at M2 M2.5 M3 M4 M5 M6. Please ensure the nut's size matches your plastic parts effectively.
- 【High-Quality Threaded Inserts】- Crafted from top-tier brass materials, these threaded inserts boast outstanding thermal conductivity, corrosion resistance, and durability. They exhibit remarkable resistance against breakage and deformation. Withstanding temperatures exceeding 300°C / 572°F, they easily endure the harsh heat generated during plastic thermal shaping processes.
- 【Precision Craftsmanship】- High-precision and clear threading ensures stability and reliability, preventing thread slippage during rotation. The 45-degree angled knurling significantly enhances torque resistance and tensile strength, ensuring a stronger fastening. The embedded nuts feature guiding elements, eliminating the need for countersinking or recessing, making your work more convenient and efficient.
- 【Easy to Use】- Brass threaded inserts can be installed into components of a 3D printer through heating or ultrasonic methods, or molded during the injection process. They are also suitable for circuit board assembly and the electronics field. With a common soldering iron, you can easily place them into the holes of 3D prints.
- 【Wide Application】 - These inserts are designed for use with all thermoplastics, including materials like PLA, PETG, ABS, PPS, PP, and others. Whether installing them in 3D printed objects, injection-molded plastic parts, automotive plastic casings, or laptop shells, these inserts offer reliable and durable solutions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CLKDPN65 |
| Best Sellers Rank | #1,753 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1 in Nut Inserts |
| Brand | Ktehloy |
| Color | golden |
| Compatible Groove Diameter | 2 Millimeters |
| Customer Reviews | 4.8 4.8 out of 5 stars (628) |
| Drive Style | Spline |
| Exterior Finish | Brass |
| Fastener Type | Insert |
| Finish Types | Unfinished |
| Grade Rating | Industrial |
| Inside Thread Size | M2 M2.5 M3 M4 M5 M6 |
| Item Diameter | 2 Millimeters |
| Item Dimensions | 6.85 x 3.86 x 0.67 inches |
| Manufacturer | Ktehloy |
| Material Type | Brass |
| Maximum Shear Strength | [HIGH] |
| Metal Type | Brass |
| Model | Threaded Inserts Kit (400Pcs) |
| Number Of Items | 400 |
| Number of Pieces | 400 |
| Part Number | ket-1 |
| Screw Head Style | Flat |
| Set Name | M2 M2.5 M3 M4 M5 M6 (400 Piece) |
| Size Name | M2 M2.5 M3 M4 M5 M6 |
| Thread Class | Fine |
| Thread Coverage | Fully Threaded |
| Thread Size | M2 M2.5 M3 M4 M5 M6 |
| Thread Style | Right Hand |
| Thread Type | Iso Metric |
| UPC | 726929215744 |
| Unit Count | 400.0 Count |

## Product Details

- **Color:** golden
- **Exterior Finish:** Brass
- **Fastener Type:** Insert
- **Material:** Brass
- **Thread Size:** M2 M2.5 M3 M4 M5 M6

## Images

![400Pcs Metric Heat Set Insert, M2 M2.5 M3 M4 M5 M6 Female Thread Knurled Nuts Assortment Kit, Brass Threaded Inserts for Plastic and 3D Printing Components (Threaded Inserts Ket) - Image 1](https://m.media-amazon.com/images/I/91HQ1Owy3rL.jpg)

## Available Options

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

## Frequently Bought Together

- Ktehloy 400Pcs Threaded Inserts, M2 M2.5 M3 M4 M5 M6 Female Thread Metric Knurled Nuts Assortment Kit, Brass Heat Set Insert for Plastic and 3D Printing Components
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**Shop now:** [https://www.desertcart.tn/products/599418785-400pcs-metric-heat-set-insert-m2-m2-5-m3-m4](https://www.desertcart.tn/products/599418785-400pcs-metric-heat-set-insert-m2-m2-5-m3-m4)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-07-08*