---
product_id: 599418785
title: "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 (Threaded Inserts Ket)"
brand: "ktehloy"
price: "$U2071"
currency: UYU
in_stock: true
url: https://www.desertcart.uy/products/599418785-400pcs-threaded-inserts-m2-m2-5-m3-m4-m5-m6
store_origin: UY
region: Uruguay
---

# Heat resistant >300°C 400 pcs assorted sizes Precision knurled threading 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 (Threaded Inserts Ket)

**Brand:** ktehloy
**Price:** $U2071
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade your 3D prints with brass precision and unbeatable durability!

## Quick Answers

- **What is this?** 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 (Threaded Inserts Ket) by ktehloy
- **How much does it cost?** $U2071 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/599418785-400pcs-threaded-inserts-m2-m2-5-m3-m4-m5-m6)

## 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

- • **Thermal Toughness:** Withstands temperatures over 300°C, perfect for heat-set plastic and 3D printing applications.
- • **Effortless Installation:** Heat-set or ultrasonic install with common tools—no countersinking needed, saving you time and hassle.
- • **Premium Brass Durability:** Top-tier brass resists corrosion and deformation, built to last through intense heat and wear.
- • **Massive 400-Piece Assortment:** Cover every project with a full range of M2 to M6 inserts—never run out mid-build.
- • **Precision Engineered Threads:** Clear, stable threading with 45° knurling ensures maximum torque resistance and no slippage.

## Overview

This 400-piece brass threaded insert kit offers a comprehensive range of M2 to M6 sizes designed for heat-setting into plastics and 3D printed parts. Crafted from high-quality brass, these inserts provide exceptional thermal resistance above 300°C, corrosion resistance, and mechanical strength. Precision knurled threading ensures secure fastening without slippage, while easy installation methods make them ideal for professionals seeking reliable, durable connections in thermoplastic components.

## Description

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 (Threaded Inserts Ket)

## 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.

## Product Details

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

## Images

![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 (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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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-02-20*