---
product_id: 100360041
title: "Forney 21143 Pipe Die Industrial Pro Hex Re-Threading Carbon Steel, Right Hand, 1/4-Inch-by-18 NPT"
brand: "forney"
price: "R$181"
currency: BRL
in_stock: false
reviews_count: 3
url: https://www.desertcart.com.br/products/100360041-forney-21143-pipe-die-industrial-pro-hex-re-threading-carbon
store_origin: BR
region: Brazil
---

# 1/4-inch x 18 NPT precision Hex shape for tight spaces Carbon steel durability Forney 21143 Pipe Die Industrial Pro Hex Re-Threading Carbon Steel, Right Hand, 1/4-Inch-by-18 NPT

**Brand:** forney
**Price:** R$181
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Thread like a pro, even in tight spots!

## Quick Answers

- **What is this?** Forney 21143 Pipe Die Industrial Pro Hex Re-Threading Carbon Steel, Right Hand, 1/4-Inch-by-18 NPT by forney
- **How much does it cost?** R$181 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/100360041-forney-21143-pipe-die-industrial-pro-hex-re-threading-carbon)

## Best For

- forney enthusiasts

## Why This Product

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

## Key Features

- • **Compact Hex Design:** Hexagonal shape lets you work confidently in cramped, hard-to-reach spots.
- • **Trusted Legacy Brand:** From Forney, a family-owned metalworking pioneer since 1932—quality you can rely on.
- • **Precision Re-Threading:** Restore worn threads with exact 1/4" x 18 NPT specs for flawless fits.
- • **Effortless Thread Renewal:** Perfect for repairing existing threads, saving you time and costly replacements.
- • **Industrial-Grade Carbon Steel:** Built tough to withstand heavy-duty use and ensure long-lasting performance.

## Overview

The Forney 21143 Pipe Die is a precision-engineered, 1/4-inch-by-18 NPT right-hand re-threading tool made from durable carbon steel. Its hexagonal design enables easy use in confined spaces, making it ideal for repairing worn threads on pipes. Backed by Forney’s nearly century-long expertise, this tool delivers reliable performance for professionals and DIYers alike.

## Description

The Forney 21143 Industrial Pro 1/4" x 18 CS NPT (taper pipe) right hand carbon steel (CS) hexagon re-threading die. Hex shape allows use in tight places. Used primarily for repairing existing threads. Forney Industries is one of America's longest operating family-owned metal working product companies. Founded in 1932, Forney offers more than 5,000 products for the hardware, automotive, farm & ranch and do-it-yourself markets. If you've got metal working questions, we've got answers. Were committed to your success regardless of location size or needs. 1/4-inch(6.35mm)-by-18 pipe die. Claims for warranty must be made within 90 days of the date of purchase. Proof of purchase required. This warranty does not cover any product that has been subject to misuse, neglect, negligence or accident, or that has been used in any way contrary to the purpose intended.

Review: Good threads for brass - Used to thread a brass piece. Worked perfectly fine. I did not use on steel but I feel like it would be fine
Review: Dies are very good for renewal of threads but not for forming new ... - Dies are very good for renewal of threads but not for forming new thread nor extension of a short-threaded pipe. EGP

## Features

- Unified National Coarse (UNC)
- Hexagon re-threading die
- Hex shape allows use in tight places
- Used primarily for repairing existing threads

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B003XESS0E |
| Assembled Diameter | 0.25 Inches |
| Batteries Required? | No |
| Customer Reviews | 4.7 4.7 out of 5 stars (6) |
| Cutting Diameter | 0.25 Inches |
| Date First Available | July 26, 2010 |
| Item Package Quantity | 1 |
| Item Weight | 0.32 ounces |
| Item model number | 21143 |
| Manufacturer | Forney |
| Material | Carbon Steel |
| Measurement System | standard |
| Part Number | 21143 |
| Tool Tip Description | Re-Threading Die |
| Warranty Description | 90 day warranty against manufacturer defects |

## Images

![Forney 21143 Pipe Die Industrial Pro Hex Re-Threading Carbon Steel, Right Hand, 1/4-Inch-by-18 NPT - Image 1](https://m.media-amazon.com/images/I/41ESid2xi9L.jpg)
![Forney 21143 Pipe Die Industrial Pro Hex Re-Threading Carbon Steel, Right Hand, 1/4-Inch-by-18 NPT - Image 2](https://m.media-amazon.com/images/I/41FqCdRapuL.jpg)
![Forney 21143 Pipe Die Industrial Pro Hex Re-Threading Carbon Steel, Right Hand, 1/4-Inch-by-18 NPT - Image 3](https://m.media-amazon.com/images/I/41LG2WlcjoL.jpg)
![Forney 21143 Pipe Die Industrial Pro Hex Re-Threading Carbon Steel, Right Hand, 1/4-Inch-by-18 NPT - Image 4](https://m.media-amazon.com/images/I/61lvhLhviwL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good threads for brass
*by G***A on December 31, 2019*

Used to thread a brass piece. Worked perfectly fine. I did not use on steel but I feel like it would be fine

### ⭐⭐⭐⭐⭐ Dies are very good for renewal of threads but not for forming new ...
*by E***P on January 13, 2015*

Dies are very good for renewal of threads but not for forming new thread nor extension of a short-threaded pipe. EGP

### ⭐⭐⭐⭐⭐ Review
*by L***E on June 11, 2018*

bon produit.

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-02-13*