---
product_id: 5576080
title: "Grip-Rite Exterior Screws - Safe for Use in Treated Lumber - #2 Phillips Bugle Head - Coarse Thread Deck Screws - PrimeGuard Coating - 1lb Box - #9 x 4 - Gray - PTN4S1"
brand: "grip-rite"
price: "₨465"
currency: SCR
in_stock: true
category: "Grip Rite"
url: https://www.desertcart.sc/products/5576080-grip-rite-exterior-screws-safe-for-use-in-treated-lumber
store_origin: SC
region: Seychelles
---

# Sharp point for fast starts Coarse threads for tight grip PrimeGuard corrosion resistance Grip-Rite Exterior Screws - Safe for Use in Treated Lumber - #2 Phillips Bugle Head - Coarse Thread Deck Screws - PrimeGuard Coating - 1lb Box - #9 x 4 - Gray - PTN4S1

**Brand:** grip-rite
**Price:** ₨465
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** Grip-Rite Exterior Screws - Safe for Use in Treated Lumber - #2 Phillips Bugle Head - Coarse Thread Deck Screws - PrimeGuard Coating - 1lb Box - #9 x 4 - Gray - PTN4S1 by grip-rite
- **How much does it cost?** ₨465 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/5576080-grip-rite-exterior-screws-safe-for-use-in-treated-lumber)

## Best For

- grip-rite enthusiasts

## Why This Product

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

## Key Features

- • **Seamless Finish:** Bugle head design allows for smooth countersinking, delivering a professional, flush look every time.
- • **Unbreakable Bond:** Coarse threads pull materials tightly together, creating a durable, weatherproof hold that stands the test of time.
- • **Effortless Precision:** Sharp, self-tapping points guarantee quick, clean starts—saving you time and frustration on every drive.
- • **Rust-Resistant Armor:** PrimeGuard polymer coating ensures long-lasting protection against corrosion, perfect for treated lumber and outdoor projects.
- • **Built for the Outdoors:** Specifically engineered for decks, railings, and fencing, these screws thrive in exterior environments without compromising strength.

## Overview

Grip-Rite Exterior Screws (#9 x 4", 1lb box) feature PrimeGuard polymer coating for superior rust resistance in treated lumber. With a sharp self-tapping point, bugle head for clean countersinking, and coarse threads for a secure hold, these screws are optimized for exterior applications like decks and fencing. Trusted by professionals, they combine durability and ease of use in a premium steel alloy design.

## Description

desertcart.com: Grip-Rite Exterior Screws - Safe for Use in Treated Lumber - #2 Phillips Bugle Head - Coarse Thread Deck Screws - PrimeGuard Coating - 1lb Box - #9 x 4 - Gray - PTN4S1 : Industrial & Scientific

## Features

- POLYMER COATED: Primeguard 10 helps to reduce rust and corrotion in treated lumber
- SHARP POINT: Makes for easy and fast start in material
- BUGLE HEAD: For clean countersinking and a smooth finish in material
- COARSE THREADS: Pull material together for a tight bond
- OUTDOOR RATED: For exterior applications such as Decks, Railings, and Fencing

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000BDB54G |
| Best Sellers Rank | #2,955 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #18 in Wood Screws |
| Brand | Grip-Rite |
| Color | Gray |
| Compatible Groove Diameter | 0.21 inches |
| Customer Reviews | 4.8 4.8 out of 5 stars (2,012) |
| Drive System | Phillips |
| Exterior Finish | Polymer |
| Fastener Size | #10 x 4" |
| Fastener Type | Deck Screws |
| Finish Types | Powder Coated |
| Global Trade Identification Number | 00764666528642 |
| Grade Rating | Premium |
| Head Type | Bugle |
| Included Components | Grip-Rite PTN4S1 4-Inch 10 Coarse Thread Exterior Screw with Bugle Head, 1 Pound |
| Item Diameter | 0.19 inches |
| Item Dimensions | 4 x 0.01 x 0.01 inches |
| Item Type Name | Grip-Rite PTN4S1 4-Inch 10 Coarse Thread Exterior Screw with Bugle Head, 1 Pound |
| Item Weight | 16 ounces |
| Manufacturer | Grip-Rite |
| Material Type | Steel |
| Metal Type | Alloy Steel |
| Model | PTN4S1 |
| Number Of Items | 47 |
| Number of Pieces | 47 |
| Outside Diameter | 0.19 inches |
| Part Number | PTN4S1 |
| Screw Head Style | Bugle |
| Screw Point Style | Self-Tapping |
| Set Name | Grip-Rite PTN4S1 1lb Box |
| Set Screw Thread Type | Unified National Coarse (UNC) |
| Size Name | 4" |
| Thread Class | Unified National Coarse |
| Thread Coverage | Partially Threaded |
| Thread Size | 0.354 inch |
| Thread Style | Right Hand |
| Thread Type | Unc |
| UPC | 052088019924 764666528642 |
| Unit Count | 47 Count |
| Warranty Description | Warranty |

## Product Details

- **Exterior Finish:** Polymer
- **Head Style:** Bugle
- **Item dimensions L x W x H:** 4 x 0.01 x 0.01 inches
- **Material:** Steel
- **Thread Size:** 0.354 inch

## Images

![Grip-Rite Exterior Screws - Safe for Use in Treated Lumber - #2 Phillips Bugle Head - Coarse Thread Deck Screws - PrimeGuard Coating - 1lb Box - #9 x 4 - Gray - PTN4S1 - Image 1](https://m.media-amazon.com/images/I/41ZpuHaHS1L.jpg)
![Grip-Rite Exterior Screws - Safe for Use in Treated Lumber - #2 Phillips Bugle Head - Coarse Thread Deck Screws - PrimeGuard Coating - 1lb Box - #9 x 4 - Gray - PTN4S1 - Image 2](https://m.media-amazon.com/images/I/41x-vhv-0jL.jpg)
![Grip-Rite Exterior Screws - Safe for Use in Treated Lumber - #2 Phillips Bugle Head - Coarse Thread Deck Screws - PrimeGuard Coating - 1lb Box - #9 x 4 - Gray - PTN4S1 - Image 3](https://m.media-amazon.com/images/I/31EwbN81H8L.jpg)
![Grip-Rite Exterior Screws - Safe for Use in Treated Lumber - #2 Phillips Bugle Head - Coarse Thread Deck Screws - PrimeGuard Coating - 1lb Box - #9 x 4 - Gray - PTN4S1 - Image 4](https://m.media-amazon.com/images/I/41FuOnN7yaL.jpg)
![Grip-Rite Exterior Screws - Safe for Use in Treated Lumber - #2 Phillips Bugle Head - Coarse Thread Deck Screws - PrimeGuard Coating - 1lb Box - #9 x 4 - Gray - PTN4S1 - Image 5](https://m.media-amazon.com/images/I/31Ba4InavtL.jpg)

## Available Options

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

## Frequently Bought Together

- Grip-Rite PTN4S1 PG10 Polymer Coated #10 x 4 Coarse Thread Deck Screw, Gray, 1lb Box
- JEGONFRI High Hardness Drywall Screws Assortment Kit, 166 pcs, Coarse Thread, Phillips Drive, Black Wood Screws, Screws Assortment, Screws Set, 6 Sizes (3”,2”,1-1/2”,1-1/4”,1”,3/4”)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.sc/products/5576080-grip-rite-exterior-screws-safe-for-use-in-treated-lumber](https://www.desertcart.sc/products/5576080-grip-rite-exterior-screws-safe-for-use-in-treated-lumber)

---

*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-09-17*