---
product_id: 508272781
title: "ZTF 840PCS M2 M3 M4 M5 Socket Head Cap Screws Nuts Assortment Kit with Storage Box, 12.9 Grade Alloy Steel Metric Thread Hexagon Allen Machine Bolt, DIN 912 Black Oxide Finish,4 Hex Wrenches Included"
brand: "ztf"
price: "¥5877"
currency: JPY
in_stock: true
reviews_count: 8
category: "Ztf"
url: https://www.desertcart.jp/products/508272781-ztf-840pcs-m2-m3-m4-m5-socket-head-cap-screws
store_origin: JP
region: Japan
---

# ±0.01mm precision fit 840 pcs versatile kit Grade 12.9 alloy steel strength ZTF 840PCS M2 M3 M4 M5 Socket Head Cap Screws Nuts Assortment Kit with Storage Box, 12.9 Grade Alloy Steel Metric Thread Hexagon Allen Machine Bolt, DIN 912 Black Oxide Finish,4 Hex Wrenches Included

**Brand:** ztf
**Price:** ¥5877
**Availability:** ✅ In Stock

## Summary

> 🔧 Screw it right, every time — the pro’s secret weapon!

## Quick Answers

- **What is this?** ZTF 840PCS M2 M3 M4 M5 Socket Head Cap Screws Nuts Assortment Kit with Storage Box, 12.9 Grade Alloy Steel Metric Thread Hexagon Allen Machine Bolt, DIN 912 Black Oxide Finish,4 Hex Wrenches Included by ztf
- **How much does it cost?** ¥5877 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/508272781-ztf-840pcs-m2-m3-m4-m5-socket-head-cap-screws)

## Best For

- ztf enthusiasts

## Why This Product

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

## Key Features

- • **Precision Perfect:** Manufactured to DIN 912 standards with less than 0.01mm tolerance for flawless assembly
- • **Ready-to-Use Organization:** Comes in a sturdy storage box with 4 hex wrenches included—no more hunting for tools
- • **Ultimate Fastener Arsenal:** 840 pieces covering M2 to M5 sizes for every project emergency
- • **Industrial-Grade Durability:** Crafted from 12.9 grade alloy steel with black oxide finish for superior rust resistance
- • **Versatile Application Powerhouse:** Ideal for 3D printers, electronics, mechanical installs, and DIY fixes—be the go-to problem solver

## Overview

The ZTF 840PCS Socket Head Cap Screws Nuts Assortment Kit offers a comprehensive selection of M2 to M5 fasteners made from premium 12.9 grade alloy steel with a black oxide finish. Engineered to DIN 912 standards with ultra-tight tolerances, this kit ensures precision and durability for professional and hobbyist use alike. Packaged in a durable storage box with 4 hex wrenches, it’s the ultimate all-in-one solution for mechanical, electronic, and household projects.

## Description

desertcart.com: ZTF 840PCS M2 M3 M4 M5 Socket Head Cap Screws Nuts Assortment Kit with Storage Box, 12.9 Grade Alloy Steel Metric Thread Hexagon Allen Machine Bolt, DIN 912 Black Oxide Finish,4 Hex Wrenches Included : Industrial & Scientific

Review: Wide Assortment - You won’t know you need one of these until you need it, beautiful assortment that any hobbyist should have especially an amateur gunsmith.
Review: Great quality great price unbeatable - It is great I order this for my optic plate for my pistol and it comes with so many extra screws and different screws so if something breaks in the home I have plenty of screws to replace and the price is amazing

## Features

- 𝟴𝟰𝟬 𝗣𝗶𝗲𝗰𝗲𝘀 𝗦𝗰𝗿𝗲𝘄 & 𝗕𝗼𝗹𝘁 𝗔𝘀𝘀𝗼𝗿𝘁𝗺𝗲𝗻𝘁 - Various M2 M3 M4 M5 Bolt Screws with Nuts and Flat Washers Meet All Demands, All of screws nuts washers are packed in a sturdy case for daily storage.
- 𝗗𝘂𝗿𝗮𝗯𝗹𝗲 𝟭𝟮.𝟵 𝗴𝗿𝗮𝗱𝗲 𝗮𝗹𝗹𝗼𝘆 𝘀𝘁𝗲𝗲𝗹 - M2 M3 M4 M5 Socket Head Cap Screws Nuts Assortment Kit is made of high quality 12.9 Grade Alloy Steel,With superior rust resistance and oxidation resistance
- 𝗛𝗶𝗴𝗵 𝗽𝗿𝗲𝗰𝗶𝘀𝗶𝗼𝗻 & 𝘀𝘁𝗿𝗶𝗰𝘁 𝘀𝘁𝗮𝗻𝗱𝗮𝗿𝗱𝘀 - DIN 912 Screws & Bolt assortment Kit produced strictly Accord with Standardized Metric System, The average error less than 0.01mm, Easy to use and install
- 𝗔𝗻𝘁𝗶-𝗥𝘂𝘀𝘁 𝗢𝗶𝗹 𝗧𝗼 𝗕𝗲 𝗠𝗼𝗿𝗲 𝗗𝘂𝗿𝗮𝗯𝗹𝗲 - Each Bolt, Nuts, washers are coverd with little Anti-Rust Oil, effectively prevent rust,Extend the fasteners' life, Classification and separately packing
- 𝗔𝘀𝘀𝗼𝗿𝘁𝗺𝗲𝗻𝘁 𝗙𝗼𝗿 𝗪𝗶𝗱𝗲𝗹𝘆 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻 - This Nut And Bolt kit are widely used in precision machinery,3D Printer, mechanical installation, electronic products, household appliances, communication products, 3D Printer locks, lamps, lights, toys, etc.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BG4RDJC9 |
| Best Sellers Rank | #41,358 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #153 in Screw & Bolt Assortment Sets |
| Brand | ZTF |
| Color | Black |
| Compatible Groove Diameter | 0.5 Millimeters |
| Customer Reviews | 4.5 out of 5 stars 349 Reviews |
| Fastener Type | Socket Head Cap Screw |
| Finish Types | Black Oxide |
| Grade Rating | Class 12.9 |
| Item Dimensions | 7.68 x 5.12 x 1.42 inches |
| Item Shape | Hexagonal |
| Item dimensions L x W x H | 7.68 x 5.12 x 1.42 inches |
| Manufacturer | ZTF |
| Material | Alloy Steel |
| Material Type | Alloy Steel |
| Number of Pieces | 840 |
| Screw Head Style | Hex |
| Size | 840PCS M2-M5 |
| Size Name | 840PCS M2-M5 |
| Thread Size | M2, M3, M4, M5 |
| Unit Count | 840.0 Count |

## Product Details

- **Brand:** ZTF
- **Color:** Black
- **Item dimensions L x W x H:** 7.68 x 5.12 x 1.42 inches
- **Material:** Alloy Steel
- **Size:** 840PCS M2-M5

## Images

![ZTF 840PCS M2 M3 M4 M5 Socket Head Cap Screws Nuts Assortment Kit with Storage Box, 12.9 Grade Alloy Steel Metric Thread Hexagon Allen Machine Bolt, DIN 912 Black Oxide Finish,4 Hex Wrenches Included - Image 1](https://m.media-amazon.com/images/I/71icKpOaHlL.jpg)
![ZTF 840PCS M2 M3 M4 M5 Socket Head Cap Screws Nuts Assortment Kit with Storage Box, 12.9 Grade Alloy Steel Metric Thread Hexagon Allen Machine Bolt, DIN 912 Black Oxide Finish,4 Hex Wrenches Included - Image 2](https://m.media-amazon.com/images/I/71GFITk1eZL.jpg)
![ZTF 840PCS M2 M3 M4 M5 Socket Head Cap Screws Nuts Assortment Kit with Storage Box, 12.9 Grade Alloy Steel Metric Thread Hexagon Allen Machine Bolt, DIN 912 Black Oxide Finish,4 Hex Wrenches Included - Image 3](https://m.media-amazon.com/images/I/81o-TaLqKEL.jpg)
![ZTF 840PCS M2 M3 M4 M5 Socket Head Cap Screws Nuts Assortment Kit with Storage Box, 12.9 Grade Alloy Steel Metric Thread Hexagon Allen Machine Bolt, DIN 912 Black Oxide Finish,4 Hex Wrenches Included - Image 4](https://m.media-amazon.com/images/I/71zM25jLA2L.jpg)
![ZTF 840PCS M2 M3 M4 M5 Socket Head Cap Screws Nuts Assortment Kit with Storage Box, 12.9 Grade Alloy Steel Metric Thread Hexagon Allen Machine Bolt, DIN 912 Black Oxide Finish,4 Hex Wrenches Included - Image 5](https://m.media-amazon.com/images/I/81rqiiV5iDL.jpg)

## Available Options

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

## Questions & Answers

**Q: What is the thread count on the M2 screws/bolts?**
A: size M2 and larger in the kit contain 10, 16, and 20 tpi.  As a tinkerer, I've found the kit to be very useful.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Wide Assortment
*by A***D on February 2, 2026*

You won’t know you need one of these until you need it, beautiful assortment that any hobbyist should have especially an amateur gunsmith.

### ⭐⭐⭐⭐⭐ Great quality great price unbeatable
*by J***N on September 9, 2025*

It is great I order this for my optic plate for my pistol and it comes with so many extra screws and different screws so if something breaks in the home I have plenty of screws to replace and the price is amazing

### ⭐⭐⭐⭐ workd fine
*by M***S on March 11, 2026*

good product

## Frequently Bought Together

- ZTF 840PCS M2 M3 M4 M5 Socket Head Cap Screws Nuts Assortment Kit with Storage Box, 12.9 Grade Alloy Steel Metric Thread Hexagon Allen Machine Bolt, DIN 912 Black Oxide Finish,4 Hex Wrenches Included
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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-05-17*