---
product_id: 361711367
title: "4.2mm x 13mm (Pack of 50) Black Self Drilling Phillips Wafer Head Screws Steel Self Tapping Screws for Metal Sheets Roofing Windows - M11A"
brand: "screws city"
price: "¥2788"
currency: JPY
in_stock: true
reviews_count: 11
category: "Screws City"
url: https://www.desertcart.jp/products/361711367-4-2mm-x-13mm-pack-of-50-black-self-drilling
store_origin: JP
region: Japan
---

# Black zinc plating - rust resistant 13mm length - ideal for metal sheets 4.2mm thread diameter - precision fit 4.2mm x 13mm (Pack of 50) Black Self Drilling Phillips Wafer Head Screws Steel Self Tapping Screws for Metal Sheets Roofing Windows - M11A

**Brand:** screws city
**Price:** ¥2788
**Availability:** ✅ In Stock

## Summary

> ⚡ Screw it right, screw it tight – the pro’s choice for flawless fastening!

## Quick Answers

- **What is this?** 4.2mm x 13mm (Pack of 50) Black Self Drilling Phillips Wafer Head Screws Steel Self Tapping Screws for Metal Sheets Roofing Windows - M11A by screws city
- **How much does it cost?** ¥2788 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/361711367-4-2mm-x-13mm-pack-of-50-black-self-drilling)

## 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

- • **Value Pack of 50:** Stock up and stay ready for any project with a cost-effective bulk pack that keeps your toolkit fully equipped.
- • **Effortless Self-Drilling:** Skip pre-drilling and save time with sharp, self-drill points that power through metal sheets up to 3mm thick.
- • **Durable Black Zinc Finish:** Sleek black coating not only looks professional but also protects against rust and corrosion for long-lasting performance.
- • **Secure Phillips Wafer Head:** Designed for optimal load distribution and slip-resistant driving, ensuring a stable, damage-free installation every time.
- • **Perfect Size for Versatility:** 4.2mm diameter and 13mm length make these screws the go-to choice for roofing, windows, and metal sheet fastening.

## Overview

The 4.2mm x 13mm Black Self-Drilling Phillips Wafer Head Screws are engineered for quick, reliable fastening of metal sheets and roofing materials. Featuring a sharp self-drill point, fully threaded shaft, and a corrosion-resistant black zinc finish, these screws deliver durability and ease of use in a convenient pack of 50—perfect for DIY pros and managers who demand efficiency and quality in every project.

## Description

Button head self-drilling wafer sheet metal screw is an innovative fastening element specifically designed for securely attaching sheets and other materials to various surfaces. It combines the unique features of a self-drilling screw and an oval washer head, allowing not only secure fastening but also even load distribution and connection stability.

Review: ⭐️⭐️⭐️⭐️☆ Great Screws for Quick and Easy Installation - I recently used the 4.2mm x 19mm Black Self-Drilling Screws for a DIY project, and they’ve been a reliable option for getting the job done. Here’s my review after using them for a few different tasks: Pros: Self-Drilling Feature: The self-drilling feature is a huge time-saver. I didn’t need to pre-drill any pilot holes—these screws go in smoothly and securely, making my project a lot easier. Sturdy and Durable: These screws feel solid and are built to last. They’re strong enough for most general-purpose tasks, and I didn’t have any issues with them stripping or breaking, even when tightening them into tough materials. Black Coating for Rust Resistance: The black finish looks great and provides some resistance to rust, which is ideal for outdoor or moisture-prone areas. It adds a bit of durability that I appreciate, especially for long-term use. Easy to Use: The screw heads fit perfectly with my screwdriver bit, making them easy to drive in without slipping or causing damage to the screw. I didn’t struggle with them at all. Good Quantity for the Price: You get a decent number of screws in the pack, making them a cost-effective option if you need to stock up for a variety of projects. Cons: Not the Best for Harder Materials: While these screws work great for wood and soft materials, they may struggle a bit when going into harder surfaces like metal or thick plastic. They still work, but it might take a little more effort. Sharp Points Can be Tricky in Some Situations: The sharp tip can sometimes catch on materials or be a bit difficult to start in thicker wood, though this is really just a minor issue if you’re careful. Might Not Hold Up for Heavy-Duty Use: These screws are good for general DIY projects, but for anything heavy-duty or construction-related, I’d suggest looking for a more robust option. They work great for everyday tasks but may not hold up in extreme conditions. Overall: The 4.2mm x 19mm Black Self-Drilling Screws are a solid choice for quick, DIY projects. They’re easy to use, durable, and perfect for wood or softer materials. While they might not be the best for tougher tasks or materials, they offer great value for the price, and I’ll definitely be using them again in the future.
Review: Good product - I needed to protect some old wood on a car port. I'd taken out the rotten wood, treated the rest, replaced some and used filler for the rest. I didn't want to use nails since I'm unsure how resilient the wood (and filler) would be to hammering nails, so bought these to attach strips of roofing felt to protect it further. Did a great job.

## Features

- Thread Diameter: 4.2mm
- Length: 13mm
- Head Diameter: 9.8mm
- Drilling capacity : from 1.75mm up to 3mm
- Pack of: 50

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09DNLKTWK |
| Best Sellers Rank | 32,474 in DIY & Tools ( See Top 100 in DIY & Tools ) 261 in Nut & Bolt Sets |
| Brand Name | Screws City |
| Colour | Black |
| Compatible Groove Diameter | 4.2 Millimeters |
| Country Of Origin | China |
| Customer Reviews | 4.5 out of 5 stars 369 Reviews |
| Drive System | Phillips |
| Exterior Finish | Zinc |
| Exterior finish | Zinc |
| Fastener Size | 4.2mm |
| Fastener Type | Self-Drilling Screws |
| Finish Types | Zinc Plated |
| Global Trade Identification Number | 05059629159731 |
| Head style | Wafer |
| Item Diameter | 4.2 Millimetres |
| Item Dimensions | 13 x 4 x 4 millimetres |
| Item dimensions L x W x H | 13 x 4 x 4 millimetres |
| Manufacturer | Screws City |
| Manufacturer Part Number | 23.06 |
| Material | Black Zinc Plated |
| Material Type | Black Zinc Plated |
| Metal | Zinc |
| Model Number | 23.06 |
| Number Of Items | 50 |
| Number of Pieces | 50 |
| Point style | Self-Drill Point |
| Screw Head Style | Wafer |
| Screw Point Style | Self-Drill Point |
| Set Screw Thread Type | M |
| Size | 4.2mm x 13mm |
| Thread Class | 2A |
| Thread Coverage | Fully Threaded |
| Thread Size | 4.2mm |
| Thread Style | Right Hand |
| Thread Type | fully threaded |
| Thread size | 4.2mm |
| Unit Count | 50.0 count |

## Product Details

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

## Images

![4.2mm x 13mm (Pack of 50) Black Self Drilling Phillips Wafer Head Screws Steel Self Tapping Screws for Metal Sheets Roofing Windows - M11A - Image 1](https://m.media-amazon.com/images/I/71JnvJKpDdL.jpg)
![4.2mm x 13mm (Pack of 50) Black Self Drilling Phillips Wafer Head Screws Steel Self Tapping Screws for Metal Sheets Roofing Windows - M11A - Image 2](https://m.media-amazon.com/images/I/51I3rPuV5PL.jpg)
![4.2mm x 13mm (Pack of 50) Black Self Drilling Phillips Wafer Head Screws Steel Self Tapping Screws for Metal Sheets Roofing Windows - M11A - Image 3](https://m.media-amazon.com/images/I/71aGRob+8sL.jpg)

## Available Options

This product comes in different **Size, Number Of Items** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ ⭐️⭐️⭐️⭐️☆ Great Screws for Quick and Easy Installation
*by E***T on 26 April 2025*

I recently used the 4.2mm x 19mm Black Self-Drilling Screws for a DIY project, and they’ve been a reliable option for getting the job done. Here’s my review after using them for a few different tasks: Pros: Self-Drilling Feature: The self-drilling feature is a huge time-saver. I didn’t need to pre-drill any pilot holes—these screws go in smoothly and securely, making my project a lot easier. Sturdy and Durable: These screws feel solid and are built to last. They’re strong enough for most general-purpose tasks, and I didn’t have any issues with them stripping or breaking, even when tightening them into tough materials. Black Coating for Rust Resistance: The black finish looks great and provides some resistance to rust, which is ideal for outdoor or moisture-prone areas. It adds a bit of durability that I appreciate, especially for long-term use. Easy to Use: The screw heads fit perfectly with my screwdriver bit, making them easy to drive in without slipping or causing damage to the screw. I didn’t struggle with them at all. Good Quantity for the Price: You get a decent number of screws in the pack, making them a cost-effective option if you need to stock up for a variety of projects. Cons: Not the Best for Harder Materials: While these screws work great for wood and soft materials, they may struggle a bit when going into harder surfaces like metal or thick plastic. They still work, but it might take a little more effort. Sharp Points Can be Tricky in Some Situations: The sharp tip can sometimes catch on materials or be a bit difficult to start in thicker wood, though this is really just a minor issue if you’re careful. Might Not Hold Up for Heavy-Duty Use: These screws are good for general DIY projects, but for anything heavy-duty or construction-related, I’d suggest looking for a more robust option. They work great for everyday tasks but may not hold up in extreme conditions. Overall: The 4.2mm x 19mm Black Self-Drilling Screws are a solid choice for quick, DIY projects. They’re easy to use, durable, and perfect for wood or softer materials. While they might not be the best for tougher tasks or materials, they offer great value for the price, and I’ll definitely be using them again in the future.

### ⭐⭐⭐⭐⭐ Good product
*by R***N on 16 July 2023*

I needed to protect some old wood on a car port. I'd taken out the rotten wood, treated the rest, replaced some and used filler for the rest. I didn't want to use nails since I'm unsure how resilient the wood (and filler) would be to hammering nails, so bought these to attach strips of roofing felt to protect it further. Did a great job.

### ⭐⭐⭐⭐ Self tappers
*by R***E on 6 January 2024*

Work well

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-07-31*