---
product_id: 68548038
title: "TechFast Light Duty Sheet to Steel Roofing Screws | 5.5 x 25mm | Elementech | Bag 100"
brand: "forgefix"
price: "A$51"
currency: AUD
in_stock: true
reviews_count: 11
category: "Forgefix"
url: https://www.desertcart.com.au/products/68548038-techfast-light-duty-sheet-to-steel-roofing-screws-5-5
store_origin: AU
region: Australia
---

# 5.5mm diameter precision fit No.3 drill tip self-drilling power 1000h salt spray corrosion resistance TechFast Light Duty Sheet to Steel Roofing Screws | 5.5 x 25mm | Elementech | Bag 100

**Brand:** forgefix
**Price:** A$51
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** TechFast Light Duty Sheet to Steel Roofing Screws | 5.5 x 25mm | Elementech | Bag 100 by forgefix
- **How much does it cost?** A$51 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/68548038-techfast-light-duty-sheet-to-steel-roofing-screws-5-5)

## Best For

- forgefix enthusiasts

## Why This Product

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

## Key Features

- • **Weatherproof Seal Tech:** 16mm EPDM rubber washer expands to lock out water, ensuring a permanent weather-tight bond.
- • **Compliance You Can Trust:** Fully meets EU Safety, Health, and Environmental standards for peace of mind on every project.
- • **Effortless Metal Mastery:** Self-drilling No.3 tip powers through up to 5mm steel with zero pre-drilling hassle.
- • **Built to Brave the Elements:** Elementech coating delivers industry-leading corrosion resistance, salt spray tested to 1000 hours.
- • **Precision Fit for Pro Builds:** 5.5 x 25mm sizing engineered for flawless fastening on light gauge steel and purlins.

## Overview

TechFast Light Duty Sheet to Steel Roofing Screws (5.5 x 25mm) are engineered for seamless fastening of metal roofing panels to steel frames. Featuring a No.3 self-drilling tip, 16mm EPDM rubber washer for superior weather sealing, and Elementech anti-corrosion coating salt spray tested to 1000 hours, these screws combine durability, efficiency, and compliance with EU safety standards — making them the go-to solution for professional-grade metal roofing projects.

## Description

Roofing Screws. Steel to Steel (For Light Section Purlins). Washered Self-Driller. Steel Sheet to Steel Purlin. Head: Hexagon Self-Drilling. Finish: 'Elementech' coating for superior anti-corrosion - salt spray tested to 1000 hours. TechFast screws for light section purlins will fix material to purlins between 1.2mm to 3.6mm. The 16mm rubber washer beneath the aluminium flange expands under pressure and forms a permanent weather-seal. Designed for fixing cladding and sheet metal to light and heavy structural purlins as used when constructing industrial units.

Review: For metal sheet - Value for money and waterproof quality screws a
Review: Self drill through sheet metals just great - These fit a 10mm socket , fly through both corrugated and box roofing sheets . Seal great , I have used them to fit both types of roofing without issue.

## Features

- Used for joining metal roofing panels to steel frame buildings
- No.3 drill tip for self-drilling in light gauge steel up to 5mm
- Complete with 16mm EPDM rubber washer
- Fire and corrosion resistant, protected by Elementech corrosion resistant coating, salt spray tested to 1000 hours
- Complies with EU Safety, Health and Environmental requirements

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00Q1MKV8M |
| Assembled Diameter | 5.5 Millimetres |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 46,289 in DIY & Tools ( See Top 100 in DIY & Tools ) 524 in Screws (DIY & Tools) |
| Colour | Multi-coloured |
| Customer Reviews | 4.7 4.7 out of 5 stars (282) |
| Cutting Diameter | 5.5 Millimetres |
| Date First Available | 23 Nov. 2014 |
| Head Style | Hex |
| Included Components | TechFast Hex Head Roofing Screw Self-Drill Light Section 5.5 x 25mm Pack 100 |
| Item Package Quantity | 1 |
| Item Weight | 563 g |
| Item model number | FORTFHL5525 |
| Manufacturer | ForgeFix |
| Material | Steel |
| Measurement System | Metric |
| Number of Pieces | 100 |
| Part Number | FORTFHL5525 |
| Power Source | AC |
| Shape | Cylinder with Hexagonal Head |
| Size | 5.5 x 25mm |

## Product Details

- **Exterior finish:** Elementech
- **Head style:** Hex
- **Item dimensions L x W x H:** 13.5 x 9 x 9 centimetres
- **Material:** Steel
- **Thread size:** Threaded

## Images

![TechFast Light Duty Sheet to Steel Roofing Screws | 5.5 x 25mm | Elementech | Bag 100 - Image 1](https://m.media-amazon.com/images/I/61mvpicG7iL.jpg)

## Questions & Answers

**Q: How many in a bag?**
A: Counted 99, plus the hex socket drill fitting

**Q: what size hex bit is needed for these screws?**
A: 8mm  bit

**Q: Does the 8mm hex socket drill bit come with the screws?**
A: you only get the hex screws  you can get the drill bit at, screw fix, tool station ,or through amazon

## Customer Reviews

### ⭐⭐⭐⭐⭐ For metal sheet
*by C***S on 12 January 2025*

Value for money and waterproof quality screws a

### ⭐⭐⭐⭐⭐ Self drill through sheet metals just great
*by J***X on 27 October 2025*

These fit a 10mm socket , fly through both corrugated and box roofing sheets . Seal great , I have used them to fit both types of roofing without issue.

### ⭐⭐⭐⭐⭐ Excellent
*by Y***E on 18 April 2023*

So good there's no need to use drill bit. Very strong and secure

## Frequently Bought Together

- TechFast Light Duty Sheet to Steel Roofing Screws | 5.5 x 25mm | Elementech | Bag 100
- TechFast Sheet to Timber Roofing Screws | 6.3 x 45mm | Elementech | Bag 100
- TechFast Sheet to Timber Roofing Screws | 6.3 x 32mm | Elementech | Bag 100

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-27*