---
product_id: 52751093
title: "ForgeFix Drywall Screws Coarse Thread | 4.2 x 75mm | Black Phosphate | Box 100"
brand: "forgefix"
price: "HK$130"
currency: HKD
in_stock: true
reviews_count: 8
url: https://www.desertcart.hk/products/52751093-forgefix-drywall-screws-coarse-thread-4-2-x-75mm-black
store_origin: HK
region: Hong Kong
---

# Coarse thread for rapid insertion Black phosphate corrosion resistance 4.2mm precision diameter ForgeFix Drywall Screws Coarse Thread | 4.2 x 75mm | Black Phosphate | Box 100

**Brand:** forgefix
**Price:** HK$130
**Availability:** ✅ In Stock

## Summary

> 🛠️ Forge your flawless drywall finish with every screw!

## Quick Answers

- **What is this?** ForgeFix Drywall Screws Coarse Thread | 4.2 x 75mm | Black Phosphate | Box 100 by forgefix
- **How much does it cost?** HK$130 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/52751093-forgefix-drywall-screws-coarse-thread-4-2-x-75mm-black)

## 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

- • **Bulk Ready:** Box of 100 screws means you’re always stocked and ready to tackle any drywall job without delay.
- • **Superior Grip:** Thread profile maximizes holding power on wood and steel studs—no more loose drywall.
- • **Flawless Finish:** Bugle head design sinks smoothly without countersinking, minimizing surface damage for a pristine look.
- • **Durable & Reliable:** Black phosphate coating resists corrosion, keeping your work strong and professional over time.
- • **Speedy Installation:** Coarse threading ensures fast, effortless screw driving—save time on every project.

## Overview

ForgeFix Drywall Screws 4.2 x 75mm feature a coarse thread for rapid insertion and superior holding power, paired with a bugle head that ensures smooth countersinking and minimal surface damage. Black phosphate coating provides corrosion resistance, making these alloy steel screws ideal for fastening plasterboard and insulation to wood or steel studs. Packaged in a convenient box of 100, they’re engineered for professional-grade drywall installation.

## Description

ForgeFix Drywall Screws Coarse Thread | 4.2 x 75mm | Black Phosphate | Box 100

## Features

- Specialist Screws for drywall applications
- Used for fitting plasterboard, fibreboard and other types of insulation boards to wood or steel studding
- Thread gives speedy insertion and improved holding power
- Bugle head allows the screw to sink effortlessly into the dry lining without the need for countersinking
- Bugle head minimises damage to the surface enabling a smoother surface finish

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | ForgeFix |
| Part number | 100DWS75 |
| Item Weight | 231 g |
| Item model number | 100DWS75 |
| Size | 4.2 x 75mm |
| Colour | Black |
| Material | Alloy Steel |
| Power source type | AC |
| Item Package Quantity | 1 |
| Number of Pieces | 100 |
| Head Style | Bugle |
| Cutting Diameter | 4.2 Millimetres |
| Measurement System | Metric |
| Included components | Drywall Screw Phillips Bugle Head SCT Black Phosp 4.2 x 75mm Box 100 |
| Batteries included? | No |
| Batteries Required? | No |
| Item diameter | 4.2 Millimetres |

## Product Details

- **Material:** Alloy Steel
- **Drive system:** Phillips
- **Head style:** Bugle
- **Item dimensions L x W x H:** 10.5 x 8 x 5 centimetres
- **Exterior finish:** Phosphate

## Images

![ForgeFix Drywall Screws Coarse Thread | 4.2 x 75mm | Black Phosphate | Box 100 - Image 1](https://m.media-amazon.com/images/I/61EVUJTSuCL.jpg)

## Available Options

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

## Questions & Answers

**Q: What is the size of the screw cover that will cover this screw?**
A: These screws are black phosphate finish they're for construction ie drywalling etc they are bugle head do self countersink theyrenotdedigned for screw caps and covers theygo about 1mm below flush for plastering over

## Customer Reviews

### ⭐⭐⭐⭐⭐ Worth Having
*by T***. on 10 March 2025*

These can be used for almost everything and are made of strong material. Good quality control and great value for money. They go in easily and work well both indoors and out. The right size for numerous jobs.

### ⭐⭐⭐⭐⭐ Excellent product.
*by P***S on 16 April 2025*

Excellent product.

### ⭐⭐⭐⭐ Drywall Screws
*by A***N on 17 July 2024*

I haven't used them yet but seem good as any other. Price was good too.

## Frequently Bought Together

- ForgeFix Drywall Screws Coarse Thread | 4.2 x 75mm | Black Phosphate | Box 100
- TIMCO Metal Insulation Disc 35mm - Box of 100 - Zinc

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**Shop now:** [https://www.desertcart.hk/products/52751093-forgefix-drywall-screws-coarse-thread-4-2-x-75mm-black](https://www.desertcart.hk/products/52751093-forgefix-drywall-screws-coarse-thread-4-2-x-75mm-black)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-21*