---
product_id: 617309950
title: "#8 x 4 Drywall Screws, #8 Wood Screws- Coarse Thread Phillips Head Drive Drywall Wood Screws- Self Tapping Screws (40 Pack)"
brand: "kuprowin"
price: "66.15 DT"
currency: TND
in_stock: true
reviews_count: 8
category: "Kuprowin"
url: https://www.desertcart.tn/products/617309950-8-x-4-drywall-screws-8-wood-screws-coarse-thread
store_origin: TN
region: Tunisia
---

# Black Phosphated Finish - Corrosion Resistant 4.2mm x 4" - Precision Self-Tapping Thread 1022a Carbon Steel - Rugged & Durable #8 x 4 Drywall Screws, #8 Wood Screws- Coarse Thread Phillips Head Drive Drywall Wood Screws- Self Tapping Screws (40 Pack)

**Brand:** kuprowin
**Price:** 66.15 DT
**Availability:** ✅ In Stock

## Summary

> 🔩 Screw it right, screw it tight — the pro’s choice for flawless fixes!

## Quick Answers

- **What is this?** #8 x 4 Drywall Screws, #8 Wood Screws- Coarse Thread Phillips Head Drive Drywall Wood Screws- Self Tapping Screws (40 Pack) by kuprowin
- **How much does it cost?** 66.15 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/617309950-8-x-4-drywall-screws-8-wood-screws-coarse-thread)

## Best For

- kuprowin enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from premium 1022a carbon steel for unmatched strength and durability in every screw.
- • **Confidence Included:** Backed by a no-hassle lifetime guarantee—because your projects deserve the best.
- • **Corrosion? Not Here:** Black phosphorus oxidation treatment ensures these screws resist rust and thrive in harsh environments.
- • **Flush & Sleek Finish:** Flat head design guarantees a smooth, countersunk surface for professional-grade installations.
- • **Precision Fit, Every Time:** 4.2mm diameter with coarse, fully threaded design for fast, secure fastening in wood, drywall, and more.

## Overview

The #8 x 4 inch drywall and wood screws are engineered from high-grade 1022a carbon steel with a black phosphate finish for superior corrosion resistance. Featuring a coarse, fully threaded self-tapping design and a flat head for flush mounting, this 40-pack delivers reliable, durable fastening across wood, drywall, plastics, and soft metals. Trusted by professionals and backed by a lifetime guarantee, these screws ensure secure, long-lasting holds in any project.

## Description

#8 x 4 Drywall Screws, #8 Wood Screws- Coarse Thread Phillips Head Drive Drywall Wood Screws- Self Tapping Screws (40 Pack): desertcart.com: Industrial & Scientific

Review: Well made. - Well made and perfect size for 3/4" plywood.
Review: Exactly as advertised works very well - Just what I needed replaced worn out drywall anchors that were pulling out of the wall these grabbed the wood behind the drywall and anchored very securely plan on upgrading my shorter wood screws in my front door latch plate and deadbolt plate for a more secure hold

## Features

- 【Rugged and Durable】 #8 wood screws made of 1022a Carbon steel, not easy to break and more solid.
- 【Antioxidant and Corrosion-Resistant】 #8 Drywall Screws undergo black phosphorus oxidation treatment, Can be used in harsh environments, not easily corroded, more durable.
- 【Better to Use】 The #8 sheet rock screws diameter: 4.2mm, length: 4 inch, excellent craftsmanship makes our cross groove not slippery, fast, high strength, not easy to deform, not eccentric. The flat head shape of the drawer slide screws ensures that the surface in the counter bore is flush.
- 【Wide Applications】 Precision threads can easily pass through a variety of materials, such as plastics, wood, soft metal, etc., they are also ideal for floor fixing. and also suitable for door handles and small repairs around shops, garages or home furniture fasteners.
- 【Lifetime Guarantee】Our self-tapping screw are high quality carbon Steel. We offer a No Hassle Lifetime Guarantee because we are confident that our drywall screws is the best whether in material or accuracy.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CR6C13XL |
| Best Sellers Rank | #7,855 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #69 in Wood Screws |
| Brand | Kuprowin |
| Color | Black |
| Compatible Groove Diameter | 0.16 Inches |
| Customer Reviews | 4.6 out of 5 stars 335 Reviews |
| Drive System | Phillips |
| Exterior Finish | Black Phosphate |
| Fastener Size | #8 x 4 inch |
| Fastener Type | Wood Screws |
| Finish Types | Black Phosphated |
| Grade Rating | Grade 5+ |
| Head Style | Flat |
| Head Type | Flat |
| Item Diameter | 0.16 Inches |
| Manufacturer | Leytonda |
| Material | Carbon Steel |
| Material Type | Carbon Steel |
| Metal Type | Carbon Steel |
| Number Of Items | 40 |
| Number of Pieces | 40 |
| Outside Diameter | 0.16 Inches |
| Part Number | ZGWS0809 |
| Point Style | Self-Tapping |
| Screw Head Style | Flat |
| Screw Point Style | Self-Tapping |
| Set Name | 40-Piece #8 x 4 Inch Drywall Wood Screws Set |
| Set Screw Thread Type | UNC |
| Size Name | #8 x 4" - 40pcs |
| Thread Class | Coarse |
| Thread Coverage | Fully Threaded |
| Thread Size | #8 |
| Thread Style | Right Hand |
| Unit Count | 40.0 Count |

## Product Details

- **Exterior Finish:** Black Phosphate
- **Head Style:** Flat
- **Material:** Carbon Steel
- **Point Style:** Self-Tapping
- **Thread Size:** #8

## Images

![#8 x 4 Drywall Screws, #8 Wood Screws- Coarse Thread Phillips Head Drive Drywall Wood Screws- Self Tapping Screws (40 Pack) - Image 1](https://m.media-amazon.com/images/I/41aee7bpGuL.jpg)
![#8 x 4 Drywall Screws, #8 Wood Screws- Coarse Thread Phillips Head Drive Drywall Wood Screws- Self Tapping Screws (40 Pack) - Image 2](https://m.media-amazon.com/images/I/61iFZEA9LpL.jpg)
![#8 x 4 Drywall Screws, #8 Wood Screws- Coarse Thread Phillips Head Drive Drywall Wood Screws- Self Tapping Screws (40 Pack) - Image 3](https://m.media-amazon.com/images/I/61rN47OhVdL.jpg)
![#8 x 4 Drywall Screws, #8 Wood Screws- Coarse Thread Phillips Head Drive Drywall Wood Screws- Self Tapping Screws (40 Pack) - Image 4](https://m.media-amazon.com/images/I/61o6FnXubRL.jpg)
![#8 x 4 Drywall Screws, #8 Wood Screws- Coarse Thread Phillips Head Drive Drywall Wood Screws- Self Tapping Screws (40 Pack) - Image 5](https://m.media-amazon.com/images/I/61nV2eq2BTL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Well made.
*by R***X on January 4, 2026*

Well made and perfect size for 3/4" plywood.

### ⭐⭐⭐⭐⭐ Exactly as advertised works very well
*by J***I on May 6, 2026*

Just what I needed replaced worn out drywall anchors that were pulling out of the wall these grabbed the wood behind the drywall and anchored very securely plan on upgrading my shorter wood screws in my front door latch plate and deadbolt plate for a more secure hold

### ⭐⭐⭐⭐⭐ Quality product
*by R***D on June 14, 2026*

Excellent

## Frequently Bought Together

- #8 x 4 Drywall Screws, #8 Wood Screws- Coarse Thread Phillips Head Drive Drywall Wood Screws- Self Tapping Screws (40 Pack)
- JEGONFRI 70pcs #8 × 3 inch High Hardness Drywall Screws, Black, Coarse Thread, Phillips Drive, Bugle Head, Black Wood Screws, Wood and More (3 in, 70)
- VGBUY 70pcs #8 × 3 inch Drywall Screws, Black Wood Screws, Coarse Thread Sheetrock Screws, Phillips Head Drive, High Hardness Black Screws for Drywall, Sheetrock, Wood

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-06-24*