---
product_id: 344915728
title: "4x40mm Wood Screws, Flat Head, Zinc Galvanized, 100pcs"
brand: "topywmsp"
price: "€ 24.63"
currency: EUR
in_stock: true
category: "Topywmsp"
url: https://www.desertcart.sk/products/344915728-4x40mm-wood-screws-flat-head-zinc-galvanized-100pcs
store_origin: SK
region: Slovakia
---

# Heat-treated high tensile strength 4x40mm precision size 72h salt spray corrosion resistance 4x40mm Wood Screws, Flat Head, Zinc Galvanized, 100pcs

**Brand:** topywmsp
**Price:** € 24.63
**Availability:** ✅ In Stock

## Summary

> 🔩 Screw it right, screw it strong – your project’s secret weapon!

## Quick Answers

- **What is this?** 4x40mm Wood Screws, Flat Head, Zinc Galvanized, 100pcs by topywmsp
- **How much does it cost?** € 24.63 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/344915728-4x40mm-wood-screws-flat-head-zinc-galvanized-100pcs)

## Best For

- topywmsp enthusiasts

## Why This Product

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

## Key Features

- • **Bulk Ready:** 100pcs pack to keep your projects moving without pause
- • **Built to Last:** Thicker zinc coating for unbeatable rust protection
- • **Effortless Use:** Philips head design ensures smooth manual and electric driving
- • **Powerful Performance:** Heat-treated for superior hardness and durability
- • **Versatile Application:** Perfect for wood, plasterboard, concrete, and more

## Overview

These 4x40mm flat head wood screws feature a thicker zinc galvanization that guarantees 72 hours of salt spray resistance, ensuring no rust even in harsh conditions. Heat-treated for enhanced tensile strength and hardness, they deliver reliable performance across wood, plasterboard, concrete, and plastic applications. The Philips head design allows seamless use with manual or electric screwdrivers, and the 100-piece bulk pack keeps your workflow uninterrupted.

## Description

TOPYWMSP 4x40mm Wood Screws, Flat Head, Zinc Galvanized, 100pcs : desertcart.co.uk: Business, Industry & Science

## Features

- HEAVIER&THICKER：When the quantity and model are the same,Our screws are heavier;zinc coating is thicker.
- HIGH CORROSION RESISTANCE:The screws are yellow zinc passivated and to withstand 72 hours salt spray test, never rust is guaranteed.
- HIGH STRENGTH:The outdoor screws have high Strength philips head,Perfect match with manual and electric screwdrivers.
- HIGH HARDNESS:These self tapping screws are heat treatment improves the tensile strength.
- VARIOUS PRODUCT USES：High performace for the home and engineering,These flat head screws can used for wood、plasterboard、chipboard、concrete、wall、deck、plastic.

## Product Details

- **Exterior finish:** Zinc
- **Head style:** Cross Flat Head
- **Item dimensions L x W x H:** 4 x 4 x 40 millimetres
- **Material:** alloy_steel，Carbon Steel， Zinc Passivated
- **Thread size:** M4 x 40mm

## Images

![4x40mm Wood Screws, Flat Head, Zinc Galvanized, 100pcs - Image 1](https://m.media-amazon.com/images/I/411LkMCKVVL.jpg)
![4x40mm Wood Screws, Flat Head, Zinc Galvanized, 100pcs - Image 2](https://m.media-amazon.com/images/I/31tzf3aQknL.jpg)
![4x40mm Wood Screws, Flat Head, Zinc Galvanized, 100pcs - Image 3](https://m.media-amazon.com/images/I/41ohdwVgdJL.jpg)
![4x40mm Wood Screws, Flat Head, Zinc Galvanized, 100pcs - Image 4](https://m.media-amazon.com/images/I/41zbJVOL16L.jpg)
![4x40mm Wood Screws, Flat Head, Zinc Galvanized, 100pcs - Image 5](https://m.media-amazon.com/images/I/514tUcpaGcL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.sk/products/344915728-4x40mm-wood-screws-flat-head-zinc-galvanized-100pcs](https://www.desertcart.sk/products/344915728-4x40mm-wood-screws-flat-head-zinc-galvanized-100pcs)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-09-17*