---
product_id: 487081188
title: "330Pcs M2 M3 M4 M5 Metric Female Thread Brass Knurled Threaded Insert Embedment Nuts Assortment Kit"
brand: "rustark"
price: "€ 57.34"
currency: EUR
in_stock: true
reviews_count: 5
category: "Rustark"
url: https://www.desertcart.hr/products/487081188-330pcs-m2-m3-m4-m5-metric-female-thread-brass-knurled
store_origin: HR
region: Croatia
---

# 330pcs versatile inserts Eco-friendly brass build 4 metric sizes M2-M5 330Pcs M2 M3 M4 M5 Metric Female Thread Brass Knurled Threaded Insert Embedment Nuts Assortment Kit

**Brand:** rustark
**Price:** € 57.34
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate your build game with the ultimate brass threaded insert arsenal!

## Quick Answers

- **What is this?** 330Pcs M2 M3 M4 M5 Metric Female Thread Brass Knurled Threaded Insert Embedment Nuts Assortment Kit by rustark
- **How much does it cost?** € 57.34 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/487081188-330pcs-m2-m3-m4-m5-metric-female-thread-brass-knurled)

## Best For

- rustark enthusiasts

## Why This Product

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

## Key Features

- • **Risk-Free Purchase:** Backed by responsive 12-hour customer support and a 90-day hassle-free return policy, so you can upgrade your toolkit with confidence.
- • **Complete Precision Kit:** 330 knurled brass inserts in 4 essential sizes, all neatly organized in a durable transparent box for instant access and size recognition.
- • **Effortless Installation:** Designed for easy embedment via ultrasonic, heat, or injection molding methods, saving you time and ensuring a secure fit every time.
- • **Universal Compatibility:** Perfectly engineered for mobile devices, laptops, electronics, toys, and more—seamlessly integrates with plastic casings and metal housings.
- • **Premium Brass Durability:** Crafted from high-strength, environmentally friendly brass ensuring long-lasting performance and superior thread tolerance under stress.

## Overview

The Rustark 330Pcs Brass Knurled Threaded Insert Kit offers a comprehensive assortment of M2, M3, M4, and M5 female thread inserts made from eco-friendly, high-strength brass. Packaged in a transparent, labeled box, this kit is designed for professionals and DIYers seeking reliable, durable, and versatile fastening solutions compatible with electronics, plastics, and metal applications. Supported by excellent customer service and a 90-day return policy, it’s the smart choice for precision and longevity in your projects.

## Description

Rustark M2 M3 M4 M5 Metric Female Thread Brass Knurled Threaded Insert Embedment Nuts Assortment Kit Specifications: Material: Brass Copper Thread Size: M2 M3 M4 M5 Quantity: 330pcs knurled nuts, come with transparent box. Color: Yellow Main Feature: ---Made of high quality environmentally friendly brass material, high strength and hardness, strong tolerance. ---Assortment contains 4 common sizes, includes M2 M3 M4 M5 ---Widely used in mobile phones, laptops, various plastic casings, communications, micro-motors, computers. ---You can use it for along time, and it will not affect the building. Why should we choose us? Reliable After Sales Service & Advanced Product Quality Professional Team & Exquisite Packaging Exquisite Workmanship & Thread Design Package Includes: 30Pcs........................................M2x4x3.5 30Pcs....................................... M2x6x3.5 30Pcs....................................... M2x8x3.5 20Pcs..................................... M2x10x3.5 30Pcs.......................................... M3x4x5 30Pcs........................................... M3x6x5 20Pcs........................................... M3x8x5 20Pcs......................................... M3x10x5 30Pcs............................................M4x4x6 20Pcs........................................... M4x6x6 20Pcs........................................... M4x8x6 15Pcs......................................... M4x10x6 15Pcs............................................ M5x6x7 10Pcs............................................ M5x8x7 10Pcs.......................................... M5x10x7

Review: Plenty of options.
Review: Parfait - Parfait

## Features

- ✔【PACKAGE INCLUDE】--- The whole set contains 330pcs 4 sizes knurled threaded insert nuts, package in durable transparent box with label. It is easy to distinguish the size of the product, you can choose the suitable one to meet all your needs.
- ✔【EXQUISITE CRAFT】--- Made of high quality environmentally friendly brass material, high strength and hardness, strong tolerance, the force is evenly tightened, you can use it for along time, and it will not affect the building.
- ✔【THREAD SIZE】--- We prepare 4 common sizes for you, includes: M2 M3 M4 M5, easy to install and carry, it is very convenient for you to carry them.
- ✔【WIDE APPLICATIONS】--- Widely used in mobile phones, laptops, various plastic casings, communications, micro-motors, computers, electrical appliances, electronics, toys, watches, lighting, locomotives, etc, and it can be mounted into the taper hole by ultrasonic or heat, or molded during injection.
- ✔【WORRY-FREE PURCHASE】--- We will provide you with reliable after-sales service. If you have any questions with our product, please feel free to contact us, I will reply you within 12 hours and we will solve problem for you soon as soon as possible. meanwhile, we provide 90 days free return time, please set your heart at rest to purchase.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07KS8KZRW |
| Best Sellers Rank | #249,624 in Home Improvement ( See Top 100 in Home Improvement ) #537 in Nut & Bolt Sets |
| Brand | Rustark |
| Colour | Transparent |
| Compatible Groove Diameter | 2 Millimeters |
| Customer Reviews | 4.7 out of 5 stars 96 Reviews |
| Fastener Type | Female Threaded |
| Finish Types | Brass |
| Item Diameter | 2 Millimetres |
| Item Dimensions | 17 x 10 x 2.2 Centimeters |
| Item Shape | Round |
| Item dimensions L x W x H | 17 x 10 x 2.2 Centimeters |
| Manufacturer | Rustark |
| Material | Brass |
| Material Type | Brass |
| Number of Pieces | 330 |
| Screw Head Style | Knurled |
| Size | 330 |
| Size Name | 330 |
| Thread Size | M2, M3, M4, M5 |
| UPC | 799862355112 |

## Product Details

- **Brand:** Rustark
- **Colour:** Transparent
- **Item dimensions L x W x H:** 17 x 10 x 2.2 Centimeters
- **Material:** Brass
- **Size:** 330

## Images

![330Pcs M2 M3 M4 M5 Metric Female Thread Brass Knurled Threaded Insert Embedment Nuts Assortment Kit - Image 1](https://m.media-amazon.com/images/I/71DHgJ2bGQL.jpg)
![330Pcs M2 M3 M4 M5 Metric Female Thread Brass Knurled Threaded Insert Embedment Nuts Assortment Kit - Image 2](https://m.media-amazon.com/images/I/61idQycvXBL.jpg)
![330Pcs M2 M3 M4 M5 Metric Female Thread Brass Knurled Threaded Insert Embedment Nuts Assortment Kit - Image 3](https://m.media-amazon.com/images/I/61oRSjQ7hzL.jpg)
![330Pcs M2 M3 M4 M5 Metric Female Thread Brass Knurled Threaded Insert Embedment Nuts Assortment Kit - Image 4](https://m.media-amazon.com/images/I/61GUEJ0YpZL.jpg)
![330Pcs M2 M3 M4 M5 Metric Female Thread Brass Knurled Threaded Insert Embedment Nuts Assortment Kit - Image 5](https://m.media-amazon.com/images/I/61hkUhgD7RL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Plenty of options.
*by J***T on 25 June 2025*



### ⭐⭐⭐⭐⭐ Parfait
*by E***7 on 4 December 2025*

Parfait

### ⭐⭐⭐⭐⭐ Für 3d Druck fast unverzichtbar
*by T***R on 27 January 2026*

Sind super

## Frequently Bought Together

- Rustark 330Pcs M2 M3 M4 M5 Metric Female Thread Brass Knurled Threaded Insert Embedment Nuts Assortment Kit
- Zuorery 1230PCS Metric Screw Assortment Kit, M2 M3 M4 M5 12.9 Grade Alloy Steel, Hex Button Socket Head Cap Screws Nuts and Washers Assortment, Black Zinc Palted, Anti Rust Upgrade

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**Shop now:** [https://www.desertcart.hr/products/487081188-330pcs-m2-m3-m4-m5-metric-female-thread-brass-knurled](https://www.desertcart.hr/products/487081188-330pcs-m2-m3-m4-m5-metric-female-thread-brass-knurled)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-03-21*