---
product_id: 456182437
title: "M4 x 20mm 25mm 30mm 35mm 40mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Alloy Steel, Black Oxide Finish, Fully Threaded, Metric Allen Hex Drive, Assortment Kit 50Pcs"
brand: "cicidorai"
price: "Bs.222"
currency: BOB
in_stock: true
reviews_count: 3
url: https://www.desertcart.bo/products/456182437-m4-x-20mm-25mm-30mm-35mm-40mm-hex-socket-head
store_origin: BO
region: Bolivia
---

# 50-Piece Assortment 12.9 Grade Alloy Steel Black Oxide Finish M4 x 20mm 25mm 30mm 35mm 40mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Alloy Steel, Black Oxide Finish, Fully Threaded, Metric Allen Hex Drive, Assortment Kit 50Pcs

**Brand:** cicidorai
**Price:** Bs.222
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate Your Projects with Precision and Style!

## Quick Answers

- **What is this?** M4 x 20mm 25mm 30mm 35mm 40mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Alloy Steel, Black Oxide Finish, Fully Threaded, Metric Allen Hex Drive, Assortment Kit 50Pcs by cicidorai
- **How much does it cost?** Bs.222 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/456182437-m4-x-20mm-25mm-30mm-35mm-40mm-hex-socket-head)

## Best For

- cicidorai enthusiasts

## Why This Product

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

## Key Features

- • **Versatile Sizing:** Includes five different lengths (20mm to 40mm) for all your projects.
- • **Corrosion Resistance:** Black oxide finish ensures long-lasting protection against wear.
- • **Unmatched Durability:** Crafted from 12.9 Grade alloy steel for superior strength.
- • **Precision Engineering:** Fully threaded design for optimal grip and stability.
- • **Customer-Centric Guarantee:** Satisfaction guaranteed or your money back—shop with confidence!

## Overview

This M4 Hex Socket Head Cap Screws Bolts assortment kit includes 50 high-quality screws made from 12.9 Grade alloy steel with a sleek black oxide finish. Designed for durability and corrosion resistance, this kit features various lengths (20mm to 40mm) to meet diverse project needs, ensuring you have the right fit every time. Plus, enjoy peace of mind with a customer satisfaction guarantee!

## Description

M4 x 20mm 25mm 30mm 35mm 40mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Alloy Steel, Black Oxide Finish, Fully Threaded, Metric Allen Hex Drive, Assortment Kit 50Pcs

## Features

- High quality: It is made of high quality 12.9 Grade alloy steel, and the surface is treated with black oxide. They have excellent corrosion resistance, firmness, wear resistance and low temperature resistance.
- Thread Diameter: 4mm; Thread Length: 20mm, 25mm, 30mm, 35mm, 40mm; Pitch Size: 0.7mm; Color: Black Oxide.
- Head Diameter: 7.2mm; Head Height: 4mm; Drive Type: Allen Hex Socket 3mm;
- Package Included: M4 x 20mm(10PCS), M4 x 25mm(10PCS), M4 x 30mm(10PCS), M4 x 35mm(10PCS), M4 x 40mm(10PCS); Total: 50PCS.
- High customer satisfaction, if you are not satisfied with the product, you can always send us an email, provide you with satisfactory service in the first time, you can also get a full refund, please rest assured to buy.

## Images

![M4 x 20mm 25mm 30mm 35mm 40mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Alloy Steel, Black Oxide Finish, Fully Threaded, Metric Allen Hex Drive, Assortment Kit 50Pcs - Image 1](https://m.media-amazon.com/images/I/71r6ka7nEtL.jpg)
![M4 x 20mm 25mm 30mm 35mm 40mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Alloy Steel, Black Oxide Finish, Fully Threaded, Metric Allen Hex Drive, Assortment Kit 50Pcs - Image 2](https://m.media-amazon.com/images/I/71SIYizlGpL.jpg)
![M4 x 20mm 25mm 30mm 35mm 40mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Alloy Steel, Black Oxide Finish, Fully Threaded, Metric Allen Hex Drive, Assortment Kit 50Pcs - Image 3](https://m.media-amazon.com/images/I/71QloUBxUeL.jpg)
![M4 x 20mm 25mm 30mm 35mm 40mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Alloy Steel, Black Oxide Finish, Fully Threaded, Metric Allen Hex Drive, Assortment Kit 50Pcs - Image 4](https://m.media-amazon.com/images/I/71YmjWXXwqL.jpg)
![M4 x 20mm 25mm 30mm 35mm 40mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Alloy Steel, Black Oxide Finish, Fully Threaded, Metric Allen Hex Drive, Assortment Kit 50Pcs - Image 5](https://m.media-amazon.com/images/I/71F2iVE6LLL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Varied and sturdy
  

*by G***I on Reviewed in the United States on February 1, 2024*

Perfect for my purposes.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great deal
  

*by M***S on Reviewed in the United States on December 8, 2023*

This came as described and they work fine.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Just as described
  

*by C***S on Reviewed in the United States on February 24, 2023*

Seem to be of good quality time will tell

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**Shop now:** [https://www.desertcart.bo/products/456182437-m4-x-20mm-25mm-30mm-35mm-40mm-hex-socket-head](https://www.desertcart.bo/products/456182437-m4-x-20mm-25mm-30mm-35mm-40mm-hex-socket-head)

---

*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-03-22*