---
product_id: 318562949
title: "25 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood"
brand: "ss8"
price: "$20.93"
currency: USD
in_stock: true
reviews_count: 8
category: "Ss8"
url: https://www.desertcart.us/products/318562949-25-x-20mm-screws-hex-head-self-tapping-roofing-bolts
store_origin: US
region: United States of America
---

# 25 pcs hex head screws Rubber washer seals water Self-tapping, no pre-drill 25 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood

**Brand:** ss8
**Price:** $20.93
**Availability:** ✅ In Stock

## Summary

> 🔧 Secure your roof with screws that work as hard as you do!

## Quick Answers

- **What is this?** 25 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood by ss8
- **How much does it cost?** $20.93 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/318562949-25-x-20mm-screws-hex-head-self-tapping-roofing-bolts)

## Best For

- ss8 enthusiasts

## Why This Product

- Trusted ss8 brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Superior Grip:** Coarse threading locks metal and wood firmly, ensuring your roof stays secure in any weather.
- • **Trusted Quality:** Highly rated by pros and DIYers alike for reliability and performance on every job.
- • **Effortless Installation:** Hex head + self-tapping tip means fast, tool-friendly setup—no pre-drilling needed.
- • **Weatherproof Durability:** Zinc plating + rubber sealing washer protect against rust and water damage for lasting strength.
- • **Versatile Roofing Solution:** Perfect for metal, wood, steel cladding, and tin roofs—one pack covers all your projects.

## Overview

This pack of 25 zinc-plated, 20mm hex head self-tapping roofing screws features coarse threading and a rubber sealing washer for superior grip and weather resistance. Designed for metal and wood applications, they enable quick, no-pre-drill installation and provide a watertight, rust-proof seal—ideal for durable, professional-grade roofing projects.

## Description

25 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood : desertcart.co.uk: DIY & Tools

Review: Perfect - Strong screws, good seal and very good quality
Review: A Top Choice for Metal and Wood Applications! - I recently purchased the SS8® 100 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood and was really impressed with their quality and performance. These screws are designed for use in metal and wood roofing applications, and they definitely delivered on their promise. The hex head design makes them easy to install with a simple wrench, and the self-tapping feature helps them create a secure and reliable hold in the material they are being installed in. Even when working with thicker materials, I found that these screws could provide a strong and steady grip without stripping or slipping. Overall, I would definitely recommend the SS8® 100 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood to anyone in need of reliable and high-quality screws for their roofing projects. They are durable, easy to use, and provide an excellent level of holding power – making them a great choice for contractors and DIY enthusiasts alike.

## Features

- Durable and Versatile Roofing Screws: Our hex head self-drilling roof screws are designed with a rust-proof zinc plating, ensuring long-lasting durability and resistance to harsh weather conditions. These screws are perfect for securing metal and wood materials, providing reliable fixings for your roofing needs. The coarse threading offers superior grip, making them ideal for cladding steel and tin roofs, ensuring your roof remains sturdy and secure in all weather.
- Enhanced Weather Resistance: These roofing screws are equipped with a rubber sealing washer, providing an extra layer of defence against water penetration and weather damage. The self-tapping feature allows for easy installation without pre-drilling, saving you time and effort. Ideal for both metal and wood substrates, these screws ensure a tight, secure fit, making them a top choice for any roofing project, from residential to commercial applications.
- Efficient and Secure Installation: The hex head design of these roofing screws offers compatibility with standard tools, facilitating quick and efficient installation. The self-drilling tip penetrates metal effortlessly, reducing the need for pre-drilling and speeding up your roofing tasks. These coarse-threaded screws provide exceptional holding power, ensuring that your roof remains firmly attached, even in high wind or heavy rain conditions.
- Versatile Application for Various Surfaces: Whether you’re working with tin roofs, cladding steel, or other metal and wood materials, these hex head self-drilling screws are your go-to solution. Their rust-proof, zinc-plated finish ensures longevity and resistance to corrosion, making them suitable for outdoor applications. The rubber sealing washer ensures a watertight seal, protecting your roof from leaks and extending its lifespan significantly.
- Reliable Fixings for Robust Roofing: Our roofing screws are designed for maximum performance, featuring a self-tapping mechanism that simplifies the installation process. The hex head allows for easy torque application, ensuring each screw is securely fastened. These metal-to-wood screws are perfect for fixing metal panels to wooden structures, providing a robust and reliable solution for all your roofing needs. The zinc plating and rubber washer enhance durability and weather resistance.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B093ZBFQ13 |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 201,293 in DIY & Tools ( See Top 100 in DIY & Tools ) 774 in Hex Bolts |
| Colour | Pack of: 25 |
| Customer Reviews | 4.6 4.6 out of 5 stars (157) |
| Cutting Diameter | 20 Millimetres |
| Date First Available | 2 May 2021 |
| Finish | Zinc |
| Head Style | Hex |
| Item Package Quantity | 1 |
| Item Weight | 119 g |
| Item diameter | 20 Millimetres |
| Manufacturer | SS8 |
| Manufacturer reference | AMFARMER-25PCS-20mm |
| Material | Rubber, Zinc |
| Measurement System | Metric |
| Number of Pieces | 25 |
| Part number | AMFARMER-25PCS-20mm |
| Shape | Cylinder |
| Size | 20mm x 4.8mm |

## Product Details

- **Exterior finish:** Zinc
- **Head style:** Hex
- **Material:** Rubber, Zinc
- **Metal type:** Alloy Steel
- **Point style:** Self-Drill Point

## Images

![25 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood - Image 1](https://m.media-amazon.com/images/I/31RZjFh55yS.jpg)
![25 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood - Image 2](https://m.media-amazon.com/images/I/410k0gRmUwL.jpg)
![25 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood - Image 3](https://m.media-amazon.com/images/I/419V6TAkkGL.jpg)
![25 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood - Image 4](https://m.media-amazon.com/images/I/41GlLXxRGJL.jpg)
![25 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood - Image 5](https://m.media-amazon.com/images/I/41W1ektVBAL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect
*by J***N on 27 April 2025*

Strong screws, good seal and very good quality

### ⭐⭐⭐⭐⭐ A Top Choice for Metal and Wood Applications!
*by D***L on 17 August 2023*

I recently purchased the SS8® 100 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood and was really impressed with their quality and performance. These screws are designed for use in metal and wood roofing applications, and they definitely delivered on their promise. The hex head design makes them easy to install with a simple wrench, and the self-tapping feature helps them create a secure and reliable hold in the material they are being installed in. Even when working with thicker materials, I found that these screws could provide a strong and steady grip without stripping or slipping. Overall, I would definitely recommend the SS8® 100 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood to anyone in need of reliable and high-quality screws for their roofing projects. They are durable, easy to use, and provide an excellent level of holding power – making them a great choice for contractors and DIY enthusiasts alike.

### ⭐⭐⭐⭐⭐ They work
*by B***B on 10 November 2024*

They work fine

## Frequently Bought Together

- 25 x 20mm Screws Hex Head Self Tapping Roofing Bolts for Metal and Wood
- Sourcingmap 2 Pcs 1/4" Quick-Change Hex Shank 8mm Magnetic Nut Setter Driver Drill Bit, 42mm Length, Metric, Sandblasting

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-07*