---
product_id: 494212547
title: "400 Pcs Hex Socket Head Cap Screws Bolts and Nuts Assortment Kit, M3/M4 Black Internal Hex Machine Nuts and Bolts Screws Assortment Set"
brand: "heozhuyi"
price: "454 DH"
currency: MAD
in_stock: true
url: https://www.desertcart.ma/products/494212547-400-pcs-hex-socket-head-cap-screws-bolts-and-nuts
store_origin: MA
region: Morocco
---

# 400 pcs M3/M4 sizes Carbon steel 400 Pcs Hex Socket Head Cap Screws Bolts and Nuts Assortment Kit, M3/M4 Black Internal Hex Machine Nuts and Bolts Screws Assortment Set

**Brand:** heozhuyi
**Price:** 454 DH
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate Your DIY Game with Precision and Style!

## Quick Answers

- **What is this?** 400 Pcs Hex Socket Head Cap Screws Bolts and Nuts Assortment Kit, M3/M4 Black Internal Hex Machine Nuts and Bolts Screws Assortment Set by heozhuyi
- **How much does it cost?** 454 DH with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ma](https://www.desertcart.ma/products/494212547-400-pcs-hex-socket-head-cap-screws-bolts-and-nuts)

## Best For

- heozhuyi enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Durability:** Crafted from premium carbon steel for long-lasting performance.
- • **User-Friendly Design:** Smooth surfaces and clear hex heads ensure a slip-free experience.
- • **Versatile Applications:** Perfect for a wide range of electronic and mechanical projects.
- • **Effortless Organization:** Comes in a sturdy, portable storage box for easy access.
- • **Comprehensive Assortment:** Includes 400 pieces to meet all your fastening needs.

## Overview

This 400-piece hex socket head cap screws and nuts assortment kit features M3 and M4 sizes made from premium carbon steel, ensuring high strength and corrosion resistance. Packaged in a convenient storage box, it offers easy organization and access, making it ideal for various applications in electronics, mechanics, and more.

## Description

400 Pcs Hex Socket Head Cap Screws Bolts and Nuts Assortment Kit, M3/M4 Black Internal Hex Machine Nuts and Bolts Screws Assortment Set

## Features

- Premium Material: Our assorted hex head bolts and nut skits are made of premium carbon steel material, which has high strength and good corrosion resistance in many environments, solid and durable for long-term use.
- Easy to Use: With smooth surface, depth and clear hex heads and sleeves can make your work easier, not easy to slip, thread is obvious, no residual burrs, tight thread has good grip.
- Easy to Store: All hex socket head bolts and nuts are packed in a sturdy plastic divided box, various lengths, a completely diverse assortment, organized and easy to open and search, convenient and portable.
- Wide Applications: Suitable for electronic products, mechanical products, digital products, electrical appliances, electromechanical products, transportation, aircraft, railways, cars, etc.
- Package Includes: You will receive a total of 400 pieces of M3 and M4 size hex bolts and nuts, bolts and nuts conform to the standardized metric system, which can meet your different needs.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Heozhuyi |
| Part number | 023 |
| Item Weight | 460 g |
| Product Dimensions | 17 x 10 x 2.3 cm; 460 Grams |
| Manufacturer reference | 023 |
| Size | M3 |
| Material | Carbon,Plastic,Steel |
| Number of Pieces | 400 |
| Head Style | Hex, Socket Cap |
| Measurement System | N\A |
| Batteries included? | No |
| Batteries Required? | No |

## Images

![400 Pcs Hex Socket Head Cap Screws Bolts and Nuts Assortment Kit, M3/M4 Black Internal Hex Machine Nuts and Bolts Screws Assortment Set - Image 1](https://m.media-amazon.com/images/I/71zhqEuedpL.jpg)
![400 Pcs Hex Socket Head Cap Screws Bolts and Nuts Assortment Kit, M3/M4 Black Internal Hex Machine Nuts and Bolts Screws Assortment Set - Image 2](https://m.media-amazon.com/images/I/71ELzV+9fSL.jpg)
![400 Pcs Hex Socket Head Cap Screws Bolts and Nuts Assortment Kit, M3/M4 Black Internal Hex Machine Nuts and Bolts Screws Assortment Set - Image 3](https://m.media-amazon.com/images/I/81Ft4FtHH6L.jpg)
![400 Pcs Hex Socket Head Cap Screws Bolts and Nuts Assortment Kit, M3/M4 Black Internal Hex Machine Nuts and Bolts Screws Assortment Set - Image 4](https://m.media-amazon.com/images/I/81-MBdGuJHL.jpg)
![400 Pcs Hex Socket Head Cap Screws Bolts and Nuts Assortment Kit, M3/M4 Black Internal Hex Machine Nuts and Bolts Screws Assortment Set - Image 5](https://m.media-amazon.com/images/I/71EZfyyGi4L.jpg)

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**Shop now:** [https://www.desertcart.ma/products/494212547-400-pcs-hex-socket-head-cap-screws-bolts-and-nuts](https://www.desertcart.ma/products/494212547-400-pcs-hex-socket-head-cap-screws-bolts-and-nuts)

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*Product available on Desertcart Morocco*
*Store origin: MA*
*Last updated: 2026-03-03*