---
product_id: 534057707
title: "Welding Hose Coupler Adapter Set 9/16\"-18 LH&RH for Oxygen Acetylene Twin Hose"
brand: "hromee"
price: "Bs.241"
currency: BOB
in_stock: true
reviews_count: 8
category: "Hromee"
url: https://www.desertcart.bo/products/534057707-welding-hose-coupler-adapter-set-9-16-18-lh-rh
store_origin: BO
region: Bolivia
---

# 9/16"-18 UNF industry-standard thread Premium rust-resistant brass construction Dual LH & RH fittings for versatile connection Welding Hose Coupler Adapter Set 9/16"-18 LH&RH for Oxygen Acetylene Twin Hose

**Brand:** hromee
**Price:** Bs.241
**Availability:** ✅ In Stock

## Summary

> 🔗 Connect with Confidence — Extend Your Welding Power Effortlessly!

## Quick Answers

- **What is this?** Welding Hose Coupler Adapter Set 9/16"-18 LH&RH for Oxygen Acetylene Twin Hose by hromee
- **How much does it cost?** Bs.241 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/534057707-welding-hose-coupler-adapter-set-9-16-18-lh-rh)

## Best For

- hromee enthusiasts

## Why This Product

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

## Key Features

- • **Extend Your Reach:** Easily connect two B-sized hoses to double your welding range without buying new hoses.
- • **Dual Thread Design:** Left and right-handed threads ensure secure, leak-proof connections for oxygen and acetylene lines.
- • **Durable Brass Build:** Crafted from high-quality brass to resist rust and withstand tough welding environments.
- • **Trusted Performance:** Highly rated with 4.7 stars and proven leak-free reliability for professional and hobbyist welders alike.
- • **Universal Compatibility:** Fits 1/4” & 3/16” twin hoses with standard B fittings for seamless integration.

## Overview

The Hromee Welding Hose Coupler Adapter Set features industry-standard 9/16"-18 UNF left and right-handed fittings designed for 1/4” and 3/16” oxygen-acetylene twin hoses. Made from premium rust-resistant brass, this durable set allows welders to securely join two B-sized hoses, effectively extending hose length without the cost of new equipment. Lightweight and easy to install, it’s a trusted choice with a 4.7-star rating and a 1-year warranty.

## Description

Hromee Welding Hose Coupler Adapter Set 9/16"-18 LH&RH for Oxygen Acetylene Twin Hose: desertcart.com: Tools & Home Improvement

Review: Great for connecting air and gas lines on welders - Right and left handed threads for air and gas hoses. Worked great to hook up my mini jewelry welder. Fit: No leaks when using them
Review: Worked perfect - No issues here

## Features

- Use with 1/4” and 3/16” twin hose.
- Fitting Type: LH and RH. Standard B Fittings (9/16"- 18 UNF) is industry standard and fits most twin welding hoses.
- Made of high quality brass, rustless and sturdy.
- The hose coupler set is ready to connect oxygen acetylene hose.
- This is the best used to connect two B-sized hoses together for increased length, instead buying a new long hose.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BWXCQY27 |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #39,452 in Automotive ( See Top 100 in Automotive ) #614 in Welding Equipment |
| Brand | Hromee |
| Color | Gold |
| Connector Type | Union |
| Customer Reviews | 4.7 4.7 out of 5 stars (127) |
| Date First Available | February 27, 2023 |
| Exterior Finish | Brass |
| Finish | Brass |
| Installation Method | Screw-In |
| Item Package Quantity | 1 |
| Item Weight | 2.08 ounces |
| Item dimensions L x W x H | 4.7 x 2.75 x 0.8 inches |
| Manufacturer | Hromee |
| Material | Copper |
| Number of Pieces | 2 |
| Product Dimensions | 4.7 x 2.75 x 0.8 inches |
| Shape | Straight |
| Size | LH&RH Coupler |
| Thread Size | 9/16 inches |
| Thread Type | UNF |
| Warranty Description | 1 year warranty |

## Product Details

- **Brand:** Hromee
- **Color:** Gold
- **Connector Type:** Union
- **Exterior Finish:** Brass
- **Item Weight:** 0.13 Pounds
- **Item dimensions L x W x H:** 4.7 x 2.75 x 0.8 inches
- **Material:** Copper
- **Size:** LH&RH Coupler
- **Thread Size:** 9/16 inches
- **Thread Type:** UNF

## Images

![Welding Hose Coupler Adapter Set 9/16"-18 LH&RH for Oxygen Acetylene Twin Hose - Image 1](https://m.media-amazon.com/images/I/715NhWa7AWL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great for connecting air and gas lines on welders
*by D***. on June 19, 2025*

Right and left handed threads for air and gas hoses. Worked great to hook up my mini jewelry welder. Fit: No leaks when using them

### ⭐⭐⭐⭐⭐ Worked perfect
*by P***R on April 15, 2025*

No issues here

### ⭐⭐⭐⭐⭐ Good quality
*by J***. on October 10, 2025*

Great replacement

## Frequently Bought Together

- Hromee Welding Hose Coupler Adapter Set 9/16"-18 LH&RH for Oxygen Acetylene Twin Hose
- RX WELD Oxygen Acetylene Hose 1/4-Inch × 50 Feet with 9/16"-18 B Fittings, Torch Hose, Grade R
- AGPTEK Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size

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**Shop now:** [https://www.desertcart.bo/products/534057707-welding-hose-coupler-adapter-set-9-16-18-lh-rh](https://www.desertcart.bo/products/534057707-welding-hose-coupler-adapter-set-9-16-18-lh-rh)

---

*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-03-04*