---
product_id: 7968410
title: "Helicoil 5521-5 5/16-18 Inch Coarse Thread Repair Kit"
brand: "helicoil"
price: "R1288"
currency: ZAR
in_stock: true
category: "Helicoil"
url: https://www.desertcart.co.za/products/7968410-helicoil-5521-5-5-16-18-inch-coarse-thread-repair
store_origin: ZA
region: South Africa
---

# complete kit with tools & instructions 12 precision inserts 5/16-18 coarse thread fit Helicoil 5521-5 5/16-18 Inch Coarse Thread Repair Kit

**Brand:** helicoil
**Price:** R1288
**Availability:** ✅ In Stock

## Summary

> 🔩 Fix it like a pro—never let stripped threads slow you down!

## Quick Answers

- **What is this?** Helicoil 5521-5 5/16-18 Inch Coarse Thread Repair Kit by helicoil
- **How much does it cost?** R1288 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/7968410-helicoil-5521-5-5-16-18-inch-coarse-thread-repair)

## 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

- • **All-in-One Kit:** Includes 12 inserts, tap, and installation tool for seamless repair
- • **Durable Quality:** High-grade materials ensure long-lasting thread restoration
- • **Compact & Portable:** Lightweight 3.2 oz kit fits easily in any toolbox
- • **User-Friendly Design:** Simple, step-by-step instructions make repairs effortless
- • **Universal Thread Repair:** Fits 5/16-18 coarse threads for versatile fixes

## Overview

The Helicoil 5521-5 Thread Repair Kit is a professional-grade solution designed to restore 5/16-18 coarse threaded holes with ease. Featuring 12 high-quality inserts, a specialized tap, and an installation tool, this compact kit offers a universal fit and straightforward instructions, making it an essential tool for automotive and mechanical repairs. Trusted by thousands with a 4.7-star rating, it delivers durable, reliable thread restoration in a portable package.

## Description

Helicoil 5521-5 5/16-18 Inch Coarse Thread Repair Kit

## Features

- The product is 5/16-18Thread RepairKit.Fit Type: Universal
- Easy and simple use kit
- The product is manufactured in China
- Includes 12 inserts, complete instructions, Heli-Coil tap and installation tool
- Used for repairing tapped holes
- Made from high quality material
- Comes in carded packing
- Easy to use

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0002SRDUU |
| Best Sellers Rank | #102,375 in Automotive ( See Top 100 in Automotive ) #20 in Thread Spark Plug Thread Repair Kits |
| Brand | Helicoil |
| Customer Reviews | 4.7 4.7 out of 5 stars (478) |
| Date First Available | October 2, 2001 |
| Exterior | Smooth |
| Item Weight | 3.2 ounces |
| Item model number | 5521-5 |
| Manufacturer | Heli-Coil |
| Manufacturer Part Number | 5521-5 |
| Model | Helicoil 5521-5 5/16-18 Inch Coarse Thread Repair Kit |
| OEM Part Number | 5521-5 |
| Product Dimensions | 4.4 x 0.5 x 3.6 inches |

## Images

![Helicoil 5521-5 5/16-18 Inch Coarse Thread Repair Kit - Image 1](https://m.media-amazon.com/images/I/71PxQ1ZpATL.jpg)

## Frequently Bought Together

- Helicoil 5521-5 5/16-18 Inch Coarse Thread Repair Kit
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- Irwin Tools 3016021 Single Cobalt Alloy Steel High-Speed Steel Drill Bit, 21/64" x 4-5/8"

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**Shop now:** [https://www.desertcart.co.za/products/7968410-helicoil-5521-5-5-16-18-inch-coarse-thread-repair](https://www.desertcart.co.za/products/7968410-helicoil-5521-5-5-16-18-inch-coarse-thread-repair)

---

*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-10-31*