---
product_id: 670658517
title: "1274 Pcs Black Bolts And Nuts Set, Hex Bolts"
brand: "youyidun"
price: "¥8220"
currency: JPY
in_stock: true
reviews_count: 13
category: "Youyidun"
url: https://www.desertcart.jp/products/670658517-1274-pcs-black-bolts-and-nuts-set-hex-bolts
store_origin: JP
region: Japan
---

# 1274 pcs versatile set 12.9-grade carbon steel strength Hex socket head for max torque 1274 Pcs Black Bolts And Nuts Set, Hex Bolts

**Brand:** youyidun
**Price:** ¥8220
**Availability:** ✅ In Stock

## Summary

> 🔧 Build like a pro, fast and flawless every time!

## Quick Answers

- **What is this?** 1274 Pcs Black Bolts And Nuts Set, Hex Bolts by youyidun
- **How much does it cost?** ¥8220 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/670658517-1274-pcs-black-bolts-and-nuts-set-hex-bolts)

## Best For

- youyidun enthusiasts

## Why This Product

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

## Key Features

- • **Organized & Ready to Go:** Compact, well-organized storage case keeps all 1274 pieces neatly sorted—so you never waste time hunting for the right size again.
- • **Optimized Load Distribution:** Washers included to reduce wear and evenly distribute pressure, enhancing stability and prolonging the life of your assemblies.
- • **Complete Versatility in One Kit:** Includes M2 to M5 bolts, nuts, washers, plus 4 hex wrenches—everything you need for professional-grade repairs and DIY innovation.
- • **Unmatched Strength & Durability:** Crafted from premium 12.9-grade carbon steel for superior hardness and corrosion resistance—built to last through any project.
- • **Precision Threading for Effortless Assembly:** Smooth, accurate threads ensure quick installation and removal without cross-threading or slipping—saving you time and frustration.

## Overview

This 1274-piece hex socket bolt and nut set features high-grade 12.9 carbon steel construction for exceptional strength and corrosion resistance. Designed with precision threading and a balanced hex head, it delivers maximum torque without slipping or deformation. The comprehensive kit includes multiple sizes (M2-M5), nuts, washers, and hex wrenches, all neatly organized in a compact case—perfect for professional repairs, DIY projects, and mechanical assembly. Engineered for durability and ease of use, it’s the essential fastener set that elevates your craftsmanship and efficiency.

## Description

Product Description

Review: Great value kit, everything you need and well organised too - Really handy set to have around. I've been using it for bike maintenance and general DIY and it's been great so far. Loads of variety in the kit so I've always found the size I needed without having to order anything extra. Quality is good, the threading is clean and the black finish looks smart. The storage case keeps everything tidy and easy to find too. Good value for the quantity you get, would definitely recommend.
Review: Changed my life - A selection of bolts, nuts, and washers—people underestimate this completely. But I’m going to tell you straight: this is foundational engineering. Nothing gets built without it. Nothing. Best overall First of all—organisation. A proper assortment like this changes everything. Instead of stopping mid-job, searching for the right M-size bolt, you just reach in and it’s there. M-whatever you need, it’s ready. That alone saves time, frustration, and frankly, sanity. The quality matters more than people think. Good steel means proper torque, no rounding off, no snapping under load. Cheap fasteners fail at exactly the wrong moment. These don’t give you that anxiety. They feel dependable. You tighten them, and you trust them. That’s important. Then the washers—very underrated component. Flat washers distribute load, protect surfaces. Spring washers add resistance, keep tension where it belongs. It’s not just filler—it’s control. It’s stability. It’s what keeps assemblies from loosening over time. And the nuts—simple, but critical. Thread engagement, smooth running, no binding. When they’re made well, everything just goes together cleanly. No fighting it. No cross-threading disasters. Just smooth assembly. This kind of kit also changes how you work. Suddenly you’re not improvising with mismatched hardware or making compromises. You build properly. Cleanly. Professionally. Even small repairs feel like proper engineering work. Overall: extremely practical, extremely useful, and quietly essential. Not glamorous at all—but absolutely fundamental. One of those kits that, once you have it, you wonder how you ever worked without it. A real backbone product.

## Features

- 【 12.9-grade Carbon Steel, Strong and Durable】Nuts and bolts set is made of high-quality 12.9-grade carbon steel, with high hardness, high torque, strong stability, not easy to break or deform, corrosion-resistant, not easy to rust, and can maintain high performance in any environment, with long-lasting durability
- 【Hex Socket Head Cap Screws Bolts and Nuts and Washers Set】The hex socket screws have a high cylindrical head and a recessed hexagonal drive area, which has high holding force at high torque levels, is not easy to deform or slip, and has a more balanced force
- 【Easy to Install and Use】Bolts have smooth, accurate, clear threads, strong performance, and are easier to thread and disengage. The installation and removal work can be easily completed using the matching hexagonal wrench. Use nuts and washers to increase the contact area, reduce wear, and make your installation more accurate
- 【Wide Application】Nut and bolt sets are widely used in home and office appliances, fastening mechanical parts, communication equipment, automobile and motorcycle repair, ship assembly, electronic equipment, electrical boxes, furniture, DIY inventions, or other fields.
- 【Package Includes】 Our hex socket screws set includes M2, M3, M4, M5 size bolts with matching nuts and washers, a total of about 1270 pieces and 4 pieces hex spanner, meet different needs.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DCVDPGBS |
| Best Sellers Rank | 6,012 in DIY & Tools ( See Top 100 in DIY & Tools ) 15 in Nut & Bolt Sets |
| Brand | YOUYIDUN |
| Brand Name | YOUYIDUN |
| Colour | Brown |
| Compatible Groove Diameter | 3 Millimeters |
| Country Of Origin | China |
| Customer Reviews | 4.5 out of 5 stars 1,172 Reviews |
| Fastener Type | Socket Head |
| Fastener type | Socket Head |
| Finish Types | Zinc |
| Item Diameter | 2 Millimetres |
| Item Dimensions | 20 x 15 x 3.7 centimetres |
| Item Shape | Hexagonal |
| Item Weight | 887 Grams |
| Item dimensions L x W x H | 20 x 15 x 3.7 centimetres |
| Manufacturer | YOUYIDUN |
| Manufacturer Part Number | 1 |
| Material | Carbon Steel |
| Material Type | Carbon Steel |
| Model Number | 1 |
| Number Of Items | 1 |
| Number of Pieces | 1274 |
| Screw Head Style | Hex |
| Set Name | 1274 Pcs 12.9 Carbon Steel Bolts and Nuts Set |
| Size | M2/M3/M4/M5-1270 |
| Thread Size | M2-M5 |
| Unit Count | 887.0 gram |

## Product Details

- **Brand:** YOUYIDUN
- **Colour:** Brown
- **Item dimensions L x W x H:** 20 x 15 x 3.7 centimetres
- **Material:** Carbon Steel
- **Size:** M2/M3/M4/M5-1270

## Images

![1274 Pcs Black Bolts And Nuts Set, Hex Bolts - Image 1](https://m.media-amazon.com/images/I/816XFgsuALL.jpg)
![1274 Pcs Black Bolts And Nuts Set, Hex Bolts - Image 2](https://m.media-amazon.com/images/I/71xeeWzWu8L.jpg)
![1274 Pcs Black Bolts And Nuts Set, Hex Bolts - Image 3](https://m.media-amazon.com/images/I/7158lWtZZgL.jpg)
![1274 Pcs Black Bolts And Nuts Set, Hex Bolts - Image 4](https://m.media-amazon.com/images/I/81Y6t4OIntL.jpg)
![1274 Pcs Black Bolts And Nuts Set, Hex Bolts - Image 5](https://m.media-amazon.com/images/I/71sNZFy4qeL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great value kit, everything you need and well organised too
*by R***N on 3 June 2026*

Really handy set to have around. I've been using it for bike maintenance and general DIY and it's been great so far. Loads of variety in the kit so I've always found the size I needed without having to order anything extra. Quality is good, the threading is clean and the black finish looks smart. The storage case keeps everything tidy and easy to find too. Good value for the quantity you get, would definitely recommend.

### ⭐⭐⭐⭐⭐ Changed my life
*by C***S on 28 March 2026*

A selection of bolts, nuts, and washers—people underestimate this completely. But I’m going to tell you straight: this is foundational engineering. Nothing gets built without it. Nothing. Best overall First of all—organisation. A proper assortment like this changes everything. Instead of stopping mid-job, searching for the right M-size bolt, you just reach in and it’s there. M-whatever you need, it’s ready. That alone saves time, frustration, and frankly, sanity. The quality matters more than people think. Good steel means proper torque, no rounding off, no snapping under load. Cheap fasteners fail at exactly the wrong moment. These don’t give you that anxiety. They feel dependable. You tighten them, and you trust them. That’s important. Then the washers—very underrated component. Flat washers distribute load, protect surfaces. Spring washers add resistance, keep tension where it belongs. It’s not just filler—it’s control. It’s stability. It’s what keeps assemblies from loosening over time. And the nuts—simple, but critical. Thread engagement, smooth running, no binding. When they’re made well, everything just goes together cleanly. No fighting it. No cross-threading disasters. Just smooth assembly. This kind of kit also changes how you work. Suddenly you’re not improvising with mismatched hardware or making compromises. You build properly. Cleanly. Professionally. Even small repairs feel like proper engineering work. Overall: extremely practical, extremely useful, and quietly essential. Not glamorous at all—but absolutely fundamental. One of those kits that, once you have it, you wonder how you ever worked without it. A real backbone product.

### ⭐⭐⭐⭐⭐ Handy Bolt Set with Minor Packaging Issue
*by T***N on 13 August 2025*

I buy a lot of these assorted nut and bolt sets, and this M4 405-piece kit is pretty good overall. The bolts, nuts, and washers are well machined and consistent, which is exactly what you want for general workshop use or hobby projects. The included case is compact and clearly labelled, which makes it easy to find what you need quickly. The only slight issue was that a few of the plastic dividers had come loose during shipping, so some of the compartments had mixed contents when it arrived. It was easy enough to sort out, but worth knowing in case you are expecting it to be ready to use straight out of the box. Still, for the price and the quantity, it is a solid purchase and a useful addition to any toolkit.

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**Shop now:** [https://www.desertcart.jp/products/670658517-1274-pcs-black-bolts-and-nuts-set-hex-bolts](https://www.desertcart.jp/products/670658517-1274-pcs-black-bolts-and-nuts-set-hex-bolts)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-08-24*