---
product_id: 152495489
title: "Heli-Coil 5521-6 3/8-16 Inch Coarse Thread Repair Kit"
brand: "helicoil"
price: "S$134"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/152495489-heli-coil-5521-6-3-8-16-inch-coarse-thread
store_origin: SG
region: Singapore
---

# International compatibility Compact dimensions 12 inserts included Heli-Coil 5521-6 3/8-16 Inch Coarse Thread Repair Kit

**Brand:** helicoil
**Price:** S$134
**Availability:** ✅ In Stock

## Summary

> 🔧 Fix it right, fix it once!

## Quick Answers

- **What is this?** Heli-Coil 5521-6 3/8-16 Inch Coarse Thread Repair Kit by helicoil
- **How much does it cost?** S$134 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/152495489-heli-coil-5521-6-3-8-16-inch-coarse-thread)

## Best For

- helicoil enthusiasts

## Why This Product

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

## Key Features

- • **🌐 Global Reach:** Designed for international use, bridging gaps in local specifications.
- • **🌟 Durable Design:** Crafted for longevity, ensuring your repairs stand the test of time.
- • **🛠️ Complete Kit:** Everything you need: 12 inserts, tap, and installation tool included.
- • **🔩 Effortless Repairs:** Transform stripped threads into robust connections with ease.
- • **📚 User-Friendly Instructions:** Step-by-step guide ensures even novices can achieve professional results.

## Overview

The Heli-Coil 5521-6 3/8-16 Inch Coarse Thread Repair Kit is a comprehensive solution for repairing stripped threads. It includes 12 durable inserts, a Heli-Coil tap, and an installation tool, all backed by user-friendly instructions. With compact dimensions and international compatibility, this kit is perfect for both professionals and DIY enthusiasts looking to make reliable repairs.

## Description

Heli-Coil 5521-6 3/8-16 Inch Coarse Thread Repair Kit

## Features

- Easy and simple use kit
- The product is manufactured in china
- Includes 12 inserts, complete instructions, Heli-Coil tap and installation tool
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Heli-Coil |
| Brand | Helicoil |
| Model | 5521-6 |
| Product Dimensions | 14.73 x 1.52 x 9.14 cm; 90.72 g |
| Item model number | 5521-6 |
| Exterior | Smooth |
| Manufacturer part number | 5521-6 |
| OEM Part Number | 5521-6 |
| Item Weight | 90.7 g |

## Images

![Heli-Coil 5521-6 3/8-16 Inch Coarse Thread Repair Kit - Image 1](https://m.media-amazon.com/images/I/715tpMezVDL.jpg)
![Heli-Coil 5521-6 3/8-16 Inch Coarse Thread Repair Kit - Image 2](https://m.media-amazon.com/images/I/51c67TatpPL.jpg)
![Heli-Coil 5521-6 3/8-16 Inch Coarse Thread Repair Kit - Image 3](https://m.media-amazon.com/images/I/61jPwf1B-BL.jpg)
![Heli-Coil 5521-6 3/8-16 Inch Coarse Thread Repair Kit - Image 4](https://m.media-amazon.com/images/I/41g1rIBldGL.jpg)
![Heli-Coil 5521-6 3/8-16 Inch Coarse Thread Repair Kit - Image 5](https://m.media-amazon.com/images/I/516EAjQIhfL.jpg)

## Frequently Bought Together

- Heli-Coil 5521-6 3/8-16 Inch Coarse Thread Repair Kit
- Helicoil 5521-5 5/16-18 Inch Coarse Thread Repair Kit
- Helicoil 5521-4 1/4-20 Inch Coarse Thread Repair Kit

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**Shop now:** [https://www.desertcart.sg/products/152495489-heli-coil-5521-6-3-8-16-inch-coarse-thread](https://www.desertcart.sg/products/152495489-heli-coil-5521-6-3-8-16-inch-coarse-thread)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-09-16*