---
product_id: 453452249
title: "Fiberglass Scratch Brush Pen - 3 Pack - Jewelry, Watch, Coin Cleaning, Electronic applications, Removing rust and corrosion"
brand: "megacast"
price: "€ 47.93"
currency: EUR
in_stock: true
reviews_count: 5
category: "Mega Cast"
url: https://www.desertcart.hr/products/453452249-fiberglass-scratch-brush-pen-3-pack-jewelry-watch-coin-cleaning
store_origin: HR
region: Croatia
---

# Fiberglass bristles remove rust & corrosion Durable metal ferrules for longevity Precision cleaning in tight spaces Fiberglass Scratch Brush Pen - 3 Pack - Jewelry, Watch, Coin Cleaning, Electronic applications, Removing rust and corrosion

**Brand:** megacast
**Price:** € 47.93
**Availability:** ✅ In Stock

## Summary

> ✨ Clean Smarter, Not Harder 🧹

## Quick Answers

- **What is this?** Fiberglass Scratch Brush Pen - 3 Pack - Jewelry, Watch, Coin Cleaning, Electronic applications, Removing rust and corrosion by megacast
- **How much does it cost?** € 47.93 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/453452249-fiberglass-scratch-brush-pen-3-pack-jewelry-watch-coin-cleaning)

## Best For

- megacast enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Metal ferrules reinforce durability for repeated professional use.
- • **Compact & Portable:** At just 4.5 inches, it’s your go-to tool for on-the-spot maintenance.
- • **Micro-Precision Reach:** Pen-shaped handle fits perfectly in tight, hard-to-clean spots.
- • **Versatile Cleaning Power:** Ideal for jewelry, watches, coins, electronics, and rust removal.
- • **Pro-Grade Fiberglass Bristles:** Balanced stiffness cleans grime without damaging delicate surfaces.

## Overview

The MegaCast Fiberglass Scratch Brush Pen 3-Pack is a compact, durable cleaning tool designed for precision work in tight spaces. Featuring metal ferrules and medium grit fiberglass bristles, it excels at removing rust, corrosion, and grime from jewelry, watches, coins, and electronic components. Its pen-shaped handle ensures ergonomic control, making it a must-have for professionals and hobbyists seeking reliable, long-lasting cleaning performance.

## Description

Megacast economy fiberglass scratch brush with pen-shaped handle can be used for removing rust or corrosion in hard to reach places, cleaning clogged burs, removing excess glue or epoxy, polish metals and many other things.Length is 4-1/2" Brush size 4.3mm.

Review: PARA LIMPIAR JUEGOS DE NINTENDO NO SON ADECUADOS - Si los vas a comprar para limpiar tus juegos de NINTENDO no lo hagas. no funcionaron.
Review: Great for model railroading - The Megacast Fiberglass Scratch Brush Pen has proven to be an invaluable tool for maintaining my HO scale model train motors. It’s compact, precise, and incredibly effective at cleaning delicate components without causing damage. The fiberglass bristles are the perfect balance between stiffness and gentleness, allowing me to clean off grime, oxidation, and buildup from motor contacts and other small parts with precision. The adjustable tip is a standout feature—it lets me control the amount of bristle exposed, which is great for working on different surfaces and levels of dirt. I was initially concerned about durability, but the bristles have held up well after several cleaning sessions. Replacement refills are also easy to find, ensuring that the tool remains useful for a long time. What I appreciate most is how this pen allows me to reach tight spaces and crevices in the motors that would be impossible with traditional brushes. It’s a must-have for anyone serious about maintaining their model trains or other intricate hobbies. If you’re looking for a reliable and effective cleaning tool for small, detailed work, the Megacast Fiberglass Scratch Brush Pen is an excellent choice. It’s easy to use, affordable, and delivers great results. Highly recommended for hobbyists and professionals alike!

## Features

- Great for tight places, electronic applications, removing rust and corrosion
- Red handle with fiberglass brush; metal ferrules for improved durability
- Great for jewelry, watches, coin cleaning, tight places, electronic applications, removing rust and corrosion, and so much more
- Product size 4.5" X 0.4" X 0.3" Inches (113 X 10 X 7mm)
- Brush size 1.7" Inches (42mm)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09Q4PK2R1 |
| Best Sellers Rank | #333,122 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #37 in Jewelry-Making Polishing & Buffing |
| Brand | MegaCast |
| Brand Name | MegaCast |
| Bristle Type | Straight Wire |
| Colour | Red |
| Compatible Material | Metal |
| Country of Origin | USA |
| Customer Reviews | 4.6 out of 5 stars 638 Reviews |
| Grit Material | Metal |
| Grit Material Type | Metal |
| Grit Type | Medium |
| Item Diameter | 4.3 Millimetres |
| Item Dimensions | 11.3 x 1 x 0.1 Centimeters |
| Item Dimensions L x W | 11.3L x 1W Centimeters |
| Manufacturer | Megacast |
| Material | Metal |
| Material Type | Metal |
| Model Number | MC-3Pen brush |
| Number of Items | 3 |
| Number of Packs | 3 |
| Number of Pieces | 3 |
| Part Number | MC-3Pen brush |
| Product Dimensions | 11.3L x 1W Centimeters |
| Recommended Uses For Product | Rust Removal, Deburring |
| Set Name | Fiberglass Scratch Brush Pen 3 Pack |
| UPC | 039294862261 |

## Product Details

- **Brand:** MegaCast
- **Bristle Type:** Straight Wire
- **Grit Material:** Metal
- **Material:** Metal
- **Product Dimensions:** 11.3L x 1W Centimeters

## Images

![Fiberglass Scratch Brush Pen - 3 Pack - Jewelry, Watch, Coin Cleaning, Electronic applications, Removing rust and corrosion - Image 1](https://m.media-amazon.com/images/I/51IYYG1QyjL.jpg)
![Fiberglass Scratch Brush Pen - 3 Pack - Jewelry, Watch, Coin Cleaning, Electronic applications, Removing rust and corrosion - Image 2](https://m.media-amazon.com/images/I/71LauV+JLnL.jpg)
![Fiberglass Scratch Brush Pen - 3 Pack - Jewelry, Watch, Coin Cleaning, Electronic applications, Removing rust and corrosion - Image 3](https://m.media-amazon.com/images/I/61QUBXviSzL.jpg)
![Fiberglass Scratch Brush Pen - 3 Pack - Jewelry, Watch, Coin Cleaning, Electronic applications, Removing rust and corrosion - Image 4](https://m.media-amazon.com/images/I/61vDX-IsNKL.jpg)
![Fiberglass Scratch Brush Pen - 3 Pack - Jewelry, Watch, Coin Cleaning, Electronic applications, Removing rust and corrosion - Image 5](https://m.media-amazon.com/images/I/61rbTVZmL9L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ PARA LIMPIAR JUEGOS DE NINTENDO NO SON ADECUADOS
*by R***. on 11 December 2025*

Si los vas a comprar para limpiar tus juegos de NINTENDO no lo hagas. no funcionaron.

### ⭐⭐⭐⭐⭐ Great for model railroading
*by R***N on 20 December 2024*

The Megacast Fiberglass Scratch Brush Pen has proven to be an invaluable tool for maintaining my HO scale model train motors. It’s compact, precise, and incredibly effective at cleaning delicate components without causing damage. The fiberglass bristles are the perfect balance between stiffness and gentleness, allowing me to clean off grime, oxidation, and buildup from motor contacts and other small parts with precision. The adjustable tip is a standout feature—it lets me control the amount of bristle exposed, which is great for working on different surfaces and levels of dirt. I was initially concerned about durability, but the bristles have held up well after several cleaning sessions. Replacement refills are also easy to find, ensuring that the tool remains useful for a long time. What I appreciate most is how this pen allows me to reach tight spaces and crevices in the motors that would be impossible with traditional brushes. It’s a must-have for anyone serious about maintaining their model trains or other intricate hobbies. If you’re looking for a reliable and effective cleaning tool for small, detailed work, the Megacast Fiberglass Scratch Brush Pen is an excellent choice. It’s easy to use, affordable, and delivers great results. Highly recommended for hobbyists and professionals alike!

### ⭐⭐⭐⭐⭐ Awesome pens
*by L***T on 16 April 2026*

These fiber glass pens were awesome in getting rid of hidden oxidation and debris stuck inside old retro games and controllers. It takes so much out and leaves everything shiny and new again!

## Frequently Bought Together

- Megacast Fiberglass Scratch Brush Pen - 3 Pack - Jewelry, Watch, Coin Cleaning, Electronic Applications, Removing Rust and Corrosion
- Extra Thin Fiberglass Scratch Brush | BRS-290.00
- Scratch Brush Refills, Fiberglass Metal Finishing Polishing Sanding Tool for Jewelry Making 24 Pack

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-09-20*