---
product_id: 533794524
title: "Hard-On Permanent Corrosion Protection 1 Quart Bottle"
brand: "woolwax"
price: "HK$658"
currency: HKD
in_stock: true
reviews_count: 1
url: https://www.desertcart.hk/products/533794524-hard-on-permanent-corrosion-protection-1-quart-bottle
store_origin: HK
region: Hong Kong
---

# Adheres to oily & slightly rusted surfaces One-time permanent hard shell 5-10 years corrosion protection Hard-On Permanent Corrosion Protection 1 Quart Bottle

**Brand:** woolwax
**Price:** HK$658
**Availability:** ✅ In Stock

## Summary

> 🛠️ Lock in Legendary Protection — One Coat, Decade-Long Defense!

## Quick Answers

- **What is this?** Hard-On Permanent Corrosion Protection 1 Quart Bottle by woolwax
- **How much does it cost?** HK$658 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/533794524-hard-on-permanent-corrosion-protection-1-quart-bottle)

## Best For

- woolwax enthusiasts

## Why This Product

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

## Key Features

- • **Proudly Made in USA:** Trust in quality craftsmanship designed for long-term performance and peace of mind.
- • **Unmatched Durability:** Protect your investment with a 5-10 year permanent shield against rust, salt, and road debris.
- • **Effortless Application:** Spray or paint on new or slightly imperfect metal surfaces—no need for pristine prep.
- • **Multi-Functional Armor:** Acts as a chip guard, sound deadener, and vibration reducer for trucks, cars, and equipment.
- • **Water-Based & Low Odor:** Eco-friendly formula dries fast with almost no smell—perfect for professional use.

## Overview

Woolwax Hard-On is a premium, water-based permanent corrosion protection coating designed for new or slightly imperfect metal surfaces. Offering 5-10 years of durable defense against rust, salt, moisture, and road debris, it doubles as a chip guard and sound deadener. Easy to apply by spray or paint, it cures quickly with minimal odor and is proudly made in the USA.

## Description

Woolwax Hard-On is a high performance, permanent 1-time hard shell coating. Not rubber. Permanent One time hard corrosion inhibiitor. Auto / truck undercoating. NOT rubber. The surface should be newer and rust free. Hard-On is developed to be applied on new surfaces. It is not intended to be used on surfaces with surface rust. (Use original Woolwax for rusted frames). If you are not sure that you want a permanent (cannot be removed) coating, please contact us for more information. Once applied, there are no do-overs. Please consider this carefully. Looking for a permanent 1-time hard shell coating for your truck frame or equipment? Hard-On by woolwax is what you need. Originally developed as a chip guard for trailer trucks this formula is perfect for any long term applications. Hard-On is water based , so it has almost no smell. Dries to the touch in about 1 hour, and after 72 hours it is fully cured. Hard-On by Woolwax is an excellent solution for wheel wells which is always a high wash area. Hard-On is a water based coating that can be used on any metal surface. No smell. Paint or spray on.

## Features

- Woolwax Hard-On is a high performance, permanent 1-time hard shell coating. Not rubber. Hard-On is developed to be applied on newer surfaces. It is not intended to be used on surfaces with surface rust. (Use original Woolwax for rusted frames)
- Can easily be sprayed or painted on metal surface
- Expected life expectancy is 5-10 years depending on use
- Hard-On is developed to be applied on new, or used, slightly rusted, oily, or imperfect surfaces.
- In addition to corrosion preventive, Hard-On is also a chip guard.
- Incredible durable protection from salt, rust, moisture, and road debris.
- Acts as a sound and vibration deadener
- Metal surface does not need to be pristine. Hard-On will adhere to surface rust or oily surfaces.
- Can be used as a car/truck undercoating and also on any equipment.
- Very proudly Made in U.S.A.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | woolwax |
| Brand | woolwax |
| Model | Hard-On by Woolwax quart |
| Item model number | wwhoq |
| Manufacturer Part Number | wwhoq |

## Images

![Hard-On Permanent Corrosion Protection 1 Quart Bottle - Image 1](https://m.media-amazon.com/images/I/512D7IHe0TL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ It's easy to apply
*by A***R on December 28, 2024*

Undercoating my 1998 vehicle that was in great shape with NO rust & I want to keep it that way

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**Shop now:** [https://www.desertcart.hk/products/533794524-hard-on-permanent-corrosion-protection-1-quart-bottle](https://www.desertcart.hk/products/533794524-hard-on-permanent-corrosion-protection-1-quart-bottle)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-19*