---
product_id: 319655757
title: "3/4 Inch Brass Quick Coupler Valve Key Garden Hose Underground Irrigation Tool Heavy Duty Sprinkler Key DN20 3/4\" (3/4 Inch Key)"
brand: "tcmao"
price: "A$33"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/319655757-3-4-inch-brass-quick-coupler-valve-key-garden-hose
store_origin: AU
region: Australia
---

# Corrosion-resistant & eco-friendly 3/4 inch quick coupler fit Premium brass build 3/4 Inch Brass Quick Coupler Valve Key Garden Hose Underground Irrigation Tool Heavy Duty Sprinkler Key DN20 3/4" (3/4 Inch Key)

**Brand:** tcmao
**Price:** A$33
**Availability:** ✅ In Stock

## Summary

> 💦 Unlock effortless irrigation with brass-powered precision!

## Quick Answers

- **What is this?** 3/4 Inch Brass Quick Coupler Valve Key Garden Hose Underground Irrigation Tool Heavy Duty Sprinkler Key DN20 3/4" (3/4 Inch Key) by tcmao
- **How much does it cost?** A$33 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/319655757-3-4-inch-brass-quick-coupler-valve-key-garden-hose)

## Best For

- tcmao enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Heavy-duty brass construction ensures durability and long lifespan for all your outdoor irrigation needs.
- • **Versatile Use:** Perfect for agricultural irrigation, garden watering, and greenhouse humidification—your all-in-one watering tool.
- • **Eco-Smart Choice:** Corrosion-resistant and eco-friendly materials keep your garden green inside and out.
- • **Seamless Connection:** Designed for 3/4 inch quick coupler valves, making water access effortless and efficient.
- • **Hassle-Free Operation:** One-piece design with G3/4" male thread for easy installation and smooth operation every time.

## Overview

The TCMAO 3/4 Inch Brass Quick Coupler Valve Key is a heavy-duty, corrosion-resistant irrigation tool crafted from premium brass. Designed for outdoor use, it fits standard 3/4 inch quick coupler valves (sold separately) and offers easy installation with a G3/4" male thread. Ideal for garden watering, agricultural irrigation, and greenhouse cooling, this eco-friendly valve key combines durability with seamless water access.

## Description

3/4 Inch Brass Quick Coupler Valve Key Garden Hose Underground Irrigation Tool Heavy Duty Sprinkler Key DN20 3/4" (3/4 Inch Key)

## Features

- Made of premium brass material, corrosion-resistant, Eco-friendly and available for long lifespan.
- For outdoor use. Suitable for agricultural irrigation, garden watering, greenhouse humidification cooling purposes, etc.
- Works with a 3/4 inch quick coupler valve (NOT included, buy separately), providing a connection to water access with ease.
- Easy to install and operate.
- One piece brass construction, G3/4" male Thread

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Brass |
| Brand | TCMAO |
| Exterior Finish | Brass |
| Inlet Connection Size | 0.75 Inches |
| Inlet Connection Type | National Pipe Tapered |
| Outlet Connection Type | G Connector |
| Number of Ports | 2 |
| Outlet Connection Size | 0.75 Inches |
| Specification Met | Not applicable for this product |
| Manufacturer | TCMAO |
| UPC | 784121729582 |
| Item Weight | 5.9 ounces |
| Package Dimensions | 6.06 x 5.28 x 1.1 inches |
| Item model number | TCMAO |
| Color | 3/4 Inch Key |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Brass
- **Brand:** TCMAO
- **Exterior Finish:** Brass
- **Inlet Connection Size:** 0.75 Inches
- **Inlet Connection Type:** National Pipe Tapered
- **Outlet Connection Type:** G Connector
- **Number of Ports:** 2
- **Outlet Connection Size:** 0.75 Inches
- **Specification Met:** Not applicable for this product
- **Manufacturer:** TCMAO

## Images

![3/4 Inch Brass Quick Coupler Valve Key Garden Hose Underground Irrigation Tool Heavy Duty Sprinkler Key DN20 3/4" (3/4 Inch Key) - Image 1](https://m.media-amazon.com/images/I/414JS4HBQLL.jpg)
![3/4 Inch Brass Quick Coupler Valve Key Garden Hose Underground Irrigation Tool Heavy Duty Sprinkler Key DN20 3/4" (3/4 Inch Key) - Image 2](https://m.media-amazon.com/images/I/710Fdi+gdmL.jpg)
![3/4 Inch Brass Quick Coupler Valve Key Garden Hose Underground Irrigation Tool Heavy Duty Sprinkler Key DN20 3/4" (3/4 Inch Key) - Image 3](https://m.media-amazon.com/images/I/41TXS3pgfCL.jpg)
![3/4 Inch Brass Quick Coupler Valve Key Garden Hose Underground Irrigation Tool Heavy Duty Sprinkler Key DN20 3/4" (3/4 Inch Key) - Image 4](https://m.media-amazon.com/images/I/51ExRi7mTGL.jpg)
![3/4 Inch Brass Quick Coupler Valve Key Garden Hose Underground Irrigation Tool Heavy Duty Sprinkler Key DN20 3/4" (3/4 Inch Key) - Image 5](https://m.media-amazon.com/images/I/61CYmnys4cL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.com.au/products/319655757-3-4-inch-brass-quick-coupler-valve-key-garden-hose](https://www.desertcart.com.au/products/319655757-3-4-inch-brass-quick-coupler-valve-key-garden-hose)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-09*