---
product_id: 363118427
title: "4.2mm x 19mm Self Drilling Wafer Head Screws Steel Self Tapping Screws for Metal Sheets Roofing Windows (Pack of 50) F13B"
brand: "screws city"
price: "A$17"
currency: AUD
in_stock: true
reviews_count: 9
category: "Screws City"
url: https://www.desertcart.com.au/products/363118427-4-2mm-x-19mm-self-drilling-wafer-head-screws-steel
store_origin: AU
region: Australia
---

# 4.2mm thread diameter 19mm length for versatile fastening Zinc plated steel for corrosion resistance 4.2mm x 19mm Self Drilling Wafer Head Screws Steel Self Tapping Screws for Metal Sheets Roofing Windows (Pack of 50) F13B

**Brand:** screws city
**Price:** A$17
**Availability:** ✅ In Stock

## Summary

> 🔧 Screw it right, screw it tight — the pro’s choice for metal fastening!

## Quick Answers

- **What is this?** 4.2mm x 19mm Self Drilling Wafer Head Screws Steel Self Tapping Screws for Metal Sheets Roofing Windows (Pack of 50) F13B by screws city
- **How much does it cost?** A$17 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/363118427-4-2mm-x-19mm-self-drilling-wafer-head-screws-steel)

## Best For

- screws city enthusiasts

## Why This Product

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

## Key Features

- • **Trusted Quality Standard:** Manufactured to DIN 7504 and ISO 15482 standards for guaranteed performance
- • **Durable Zinc Plated Steel:** Corrosion-resistant finish ensures long-lasting strength and reliability
- • **Optimized Wafer Head Design:** Slim 10.2-11.2mm head for flush, clean installation on roofing and windows
- • **Pack of 50 for Bulk Projects:** Ideal for professionals needing consistent quality and quantity on hand
- • **Precision Engineered for Metal:** Self-drilling point drills through 1.75mm to 3mm metal sheets effortlessly

## Overview

These 4.2mm x 19mm self-drilling wafer head screws are crafted from zinc plated steel to deliver corrosion resistance and durability. Designed to drill through metal sheets from 1.75mm up to 3mm thickness, they provide maximum holding power with a slim wafer head for neat finishes. Sold in packs of 50, they meet DIN 7504 and ISO 15482 standards, making them a reliable choice for roofing, windows, and metal fabrication projects.

## Description

High quality self drilling screws made of zinc plated steel and to DIN 7504 standards. Application: Quicker and easier to install. For fastening unsupported metal sheets. With self drilling point w/maximum holding power. The length of the screw is measured without the head.

Review: Good screws - Screws as advertised, measurements were correct, works well and seems durable. I used them to drill into 2mm aluminium
Review: Good screws - This is the second lot I've bought. Goes in easily and has a good Finnish. Would recommend.

## Features

- Drilling capacity : from 1.75mm up to 3mm
- Steel Zinc Plated
- Thread Diameter: 4.2mm
- Length: 19mm
- Head Diameter: 10.2mm - 11.2mm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09DNLGSBX |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 21,014 in DIY & Tools ( See Top 100 in DIY & Tools ) 84 in Self-tapping Screws |
| Colour | Silver |
| Customer Reviews | 4.5 4.5 out of 5 stars (377) |
| Cutting Diameter | 4.2 Millimetres |
| Date First Available | 27 Mar. 2021 |
| Finish | Zinc Plated |
| Head Style | Wafer |
| Item Weight | 90 g |
| Item diameter | 4.2 Millimetres |
| Manufacturer | Screws City |
| Manufacturer reference | DIN 7504 |
| Material | Steel Zinc Plated |
| Measurement System | Metric |
| Number of Pieces | 50 |
| Part number | DIN 7504 |
| Shape | Wafer Head Screw |
| Size | 4.2mm x 19mm |
| Specification met | ISO 15482 |

## Product Details

- **Exterior finish:** Zinc,Metal,Steel
- **Head style:** Wafer
- **Material:** Steel Zinc Plated
- **Point style:** Self-Drill Point
- **Thread size:** 4.2mm

## Images

![4.2mm x 19mm Self Drilling Wafer Head Screws Steel Self Tapping Screws for Metal Sheets Roofing Windows (Pack of 50) F13B - Image 1](https://m.media-amazon.com/images/I/61W4RWP2H8L.jpg)
![4.2mm x 19mm Self Drilling Wafer Head Screws Steel Self Tapping Screws for Metal Sheets Roofing Windows (Pack of 50) F13B - Image 2](https://m.media-amazon.com/images/I/51KhCpSwwTL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good screws
*by T***K on 25 January 2024*

Screws as advertised, measurements were correct, works well and seems durable. I used them to drill into 2mm aluminium

### ⭐⭐⭐⭐⭐ Good screws
*by A***D on 23 June 2023*

This is the second lot I've bought. Goes in easily and has a good Finnish. Would recommend.

### ⭐⭐⭐⭐ Did the Job
*by A***R on 12 August 2025*

Happy with item, although one small point, the drawing shows 9.8mm diameter for the screw wafer head, the ones delivered were 10.4mm.. I chose these, as they needed to fit into a 10mm recessed diameter hole. A bit brute force and they went in.

## Frequently Bought Together

- 4.2mm x 19mm Self Drilling Wafer Head Screws Steel Self Tapping Screws for Metal Sheets Roofing Windows (Pack of 50)
- 4.8mm x 25mm Self Drilling Countersunk Screws Steel Self Tapping Screws for Metal Sheets Roofing Windows (Pack of 50)
- FandWay 100Pcs M4.2 * 13mm Wafer Head Self Drilling Screw, Modified Truss Head Self-Tapping Screws, Sheet Metal Screws/Tek Screws For Sheet Metal Steel,Aluminum,Wood,Plastics.(Zinc Plated Steel)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-02*