---
product_id: 698212641
title: "400Pcs 1/8-40 to 5/16-18 Internal Hex Allen Head Socket Set Screw Fix (Black), 12 Size 12.9 Class Alloy Steel Grub Screw Assortment Kit with 5 Hex Wrenches for Door Handles, Light Fixture"
brand: "seamaka"
price: "€ 48.96"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/698212641-400pcs-1-8-40-to-5-16-18-internal-hex
store_origin: NL
region: Netherlands
---

# organized storage box 400 precision screws 12.9 grade alloy steel 400Pcs 1/8-40 to 5/16-18 Internal Hex Allen Head Socket Set Screw Fix (Black), 12 Size 12.9 Class Alloy Steel Grub Screw Assortment Kit with 5 Hex Wrenches for Door Handles, Light Fixture

**Brand:** seamaka
**Price:** € 48.96
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock it down like a pro — never settle for less!

## Quick Answers

- **What is this?** 400Pcs 1/8-40 to 5/16-18 Internal Hex Allen Head Socket Set Screw Fix (Black), 12 Size 12.9 Class Alloy Steel Grub Screw Assortment Kit with 5 Hex Wrenches for Door Handles, Light Fixture by seamaka
- **How much does it cost?** € 48.96 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/698212641-400pcs-1-8-40-to-5-16-18-internal-hex)

## Best For

- seamaka enthusiasts

## Why This Product

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

## Key Features

- • **All-in-One Convenience:** Comes with 5 hex wrenches and a transparent, labeled storage box for quick access and effortless organization.
- • **Smooth, Secure Threads:** Clean-cut threads ensure maximum grip and prevent loosening, delivering rock-solid stability in all applications.
- • **Comprehensive Size Range:** Includes 400 screws across 12 precise sizes (1/8-40 to 5/16-18) to fit every professional fastening need.
- • **Versatile Professional Use:** Perfect for electricians, plumbers, and DIY pros—ideal for door handles, light fixtures, faucets, and more.
- • **Ultimate Strength & Durability:** Crafted from premium 12.9 grade alloy steel with black galvanized finish for superior corrosion resistance and long-lasting performance.

## Overview

This 400-piece internal hex Allen head socket set screw kit features high-strength 12.9 grade alloy steel screws with a corrosion-resistant black galvanized finish. Offering 12 sizes and 5 hex wrenches in a neatly labeled storage box, it’s engineered for precision, durability, and versatile use in professional maintenance and assembly tasks.

## Description



## Features

- Material: These flat head screws are made of grade 12.9 alloy steel and have black galvanized technology. Good corrosion resistance, high hardness and long service life.
- Product specifications: We provide 440 SAE hexagon flat head screws in 12 sizes, including 1/8-40*1/8, 1/8-40*5/32, 1/8-40*1/4, 1/8-40*5 /16 and 5/32-32,and five British hex wrenches.
- Screw thread: All threads have clean cutting edges, clear threads, smooth surfaces and no sharp edges. Threads will increase the fixing force of screws and prevent mechanical parts from loosening to provide stability.
- Widely used: SAE set screws are widely used in the maintenance application of various professional electricians and plumbers and the assembly of fixed parts, such as the maintenance of electronic products and household appliances: the installation of door handles, faucets, product design, fixed pipes and so on.
- Packaging: SAE fixing screws are all put into a transparent storage box for easy storage and use. The box is labeled with detailed stickers, and the corresponding product size and quantity are marked on the stickers for easy searching. And there is a matching Allen wrench, which is convenient and practical, saving time and effort.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Finish type | Galvanised |
| Shape | Hexagonal |
| Number of pieces | 400 |
| Number of items | 1 |
| Manufacturer | Seamaka |
| Part number | CAO-Q-071-kit |
| Item Weight | 209 g |
| Package Dimensions | 20.09 x 10.79 x 1.7 cm; 209 g |
| Manufacturer reference | CAO-Q-071-kit |
| Finish | Galvanised |
| Head Style | Flat, Hex, Socket Cap |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Colour:** black
- **Material:** Alloy Steel
- **Brand:** Seamaka
- **Fastener type:** Hex
- **Head style:** Flat, Hex, Socket Cap

## Images

![400Pcs 1/8-40 to 5/16-18 Internal Hex Allen Head Socket Set Screw Fix (Black), 12 Size 12.9 Class Alloy Steel Grub Screw Assortment Kit with 5 Hex Wrenches for Door Handles, Light Fixture - Image 1](https://m.media-amazon.com/images/I/71GE6ZvxuTL.jpg)
![400Pcs 1/8-40 to 5/16-18 Internal Hex Allen Head Socket Set Screw Fix (Black), 12 Size 12.9 Class Alloy Steel Grub Screw Assortment Kit with 5 Hex Wrenches for Door Handles, Light Fixture - Image 2](https://m.media-amazon.com/images/I/612R59v0cYL.jpg)
![400Pcs 1/8-40 to 5/16-18 Internal Hex Allen Head Socket Set Screw Fix (Black), 12 Size 12.9 Class Alloy Steel Grub Screw Assortment Kit with 5 Hex Wrenches for Door Handles, Light Fixture - Image 3](https://m.media-amazon.com/images/I/61DtxN-CrBL.jpg)
![400Pcs 1/8-40 to 5/16-18 Internal Hex Allen Head Socket Set Screw Fix (Black), 12 Size 12.9 Class Alloy Steel Grub Screw Assortment Kit with 5 Hex Wrenches for Door Handles, Light Fixture - Image 4](https://m.media-amazon.com/images/I/61Ip0VKK1+L.jpg)
![400Pcs 1/8-40 to 5/16-18 Internal Hex Allen Head Socket Set Screw Fix (Black), 12 Size 12.9 Class Alloy Steel Grub Screw Assortment Kit with 5 Hex Wrenches for Door Handles, Light Fixture - Image 5](https://m.media-amazon.com/images/I/71+hPmEB+HL.jpg)

## Frequently Bought Together

- Seamaka 400Pcs 1/8-40 to 5/16-18 Internal Hex Allen Head Socket Set Screw (Black),12 Size 12.9 Class Alloy Steel Grub Screw Assortment Kit with 5 Hex Wrenches for for Door Handles, Light Fixture
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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-26*