# MegaCast MC-3Pen Fiberglass Scratch Brush Pens, 3 Pack

Pack: MegaCast MC-3Pen fiberglass scratch brush pens are a three-piece set described for cleaning jewellery, watches, coins and electronic applications, as well as removing rust and corrosion. The pen-shaped brushes are intended for tight spaces, though customer feedback is mixed on bristle stiffness and durability.

- [Original product page](https://aussiedealscout.com/product/megacast-mc-3pen-fiberglass-scratch-brush-pens)
- [View offer](https://aussiedealscout.com/visit/megacast-mc-3pen-fiberglass-scratch-brush-pens)
- Market: AU
- Language: en-AU
- Currency: AUD
- Brand: MegaCast
- Model: MC-3Pen brush
- Category: Tools & Garden > Hand Tools
- Price: 22.29 AUD
- Previous price: 29.00 AUD
- Discount: 23%
- Price checked: 2026-11-13T11:57:38.313Z
- Rating: 4.6 / 5
- Reviews: 644

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Pen-shaped brush format is described for hard-to-reach areas and electronic applications.
- Listing names jewellery, watches and coins among the cleaning uses, alongside rust and corrosion removal.
- Red handles and metal ferrules are stated in the listing.
- Three-piece quantity is listed.

## Pros

- A narrow pen-style form may help reach small or confined areas.
- Fiberglass bristles and rust removal and deburring uses are specified.
- The listing identifies several detailed cleaning applications, including jewellery and watches.

## Cons

- Customer feedback is mixed on bristle stiffness, with some finding the bristles too soft.
- Feedback on bristle durability is mixed, so longevity may vary.

## Specifications

### Identity
- Brand: MegaCast
- Model: MC-3Pen brush
### Dimensions and installation
- Dimensions listed: 11.3 x 1 x 0.1 centimetres
### Materials and protection
- Material listed: Fiberglass
### Brush details
- Bristle type: Straight Wire
- Grit type: Medium
- Item diameter: 4.3 Millimeters
- Number of pieces: 3
- Colour: Red
### Stated uses
- Recommended uses: Rust Removal, Deburring
- Compatible material: Wood

## Before you buy

- The listed dimensions are inconsistent: the technical details give 11.3 x 1 x 0.1 centimetres, while other listing text gives 11.4L x 1W centimetres and 4.5" X 0.4" X 0.3" Inches \(113 X 10 X 7mm\). The stated brush size also varies between 1.7" Inches \(42mm\) and 4.3mm. Check the dimensions relevant to your task before buying.

## A good fit for

- People needing a pen-style brush for small-area cleaning or rust removal.
- Jewellery, watch and coin hobbyists who want a compact manual cleaning tool.
- Buyers seeking three fiberglass scratch brushes for occasional deburring or corrosion cleanup.

## Less suited to

- Anyone who needs a confirmed bristle stiffness or consistent durability for demanding, repeated work.
- Buyers who require precisely established brush or overall dimensions before purchase.

## Customer feedback

Customer feedback describes the brush as easy to use and reports positive impressions of quality and value, but opinions on bristle stiffness and durability are mixed. For small-area cleaning and rust removal, the pen format is relevant, though buyers needing firm bristles or predictable service life should account for those varied reports.
- Positive themes: Customers describe it as easy to use.
- Positive themes: Feedback includes positive impressions of quality and value.
- Mixed feedback: Bristle stiffness receives mixed feedback, with some customers finding the bristles too soft.
- Mixed feedback: Durability impressions vary, with reports differing on how well the bristles hold up.

## Frequently asked questions

### What is this brush set intended for?
The listing describes it for jewellery, watches, coins and electronic applications, as well as rust and corrosion removal and deburring.
### How many brushes are listed?
The listing specifies three pieces.
### Are the brush dimensions clear?
No. Multiple dimensions and brush-size figures appear in the listing, so check the size information for the selected listing before relying on a particular measurement.
### What do customers report about the bristles?
Feedback is mixed on stiffness, with some customers finding the bristles too soft. Reports on durability are also mixed.

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## Add-ons

- [DeoxIT D100L-25C Precision Needle Applicator, More Than A Contact Cleaner, 25 mL, Pack of 1](https://aussiedealscout.com/visit/megacast-mc-3pen-fiberglass-scratch-brush-pens)
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## Images

![MegaCast MC-3Pen Fiberglass Scratch Brush Pens, 3 Pack — 1](https://aussiedealscout.com/i/8MDo9gG0KWG_lLZbSFM7nDwzSW2Z0EAhHPeBV8RjsxoDLyB5pb9T_QyOFO1BRtZ3DajSNKXaOEou5EnWi40NHfZMqIJya4HNE2Wljde54Kwj-FnEu5VZ.jpg)

![MegaCast MC-3Pen Fiberglass Scratch Brush Pens, 3 Pack — 2](https://aussiedealscout.com/i/qfhVDJJ7hFsLlxvX8OaLnfnaJc0Egs0rYYk4ohUmiyMi0YrsUYWMWw4eMlbz6UtbMUYSp69ZkpqBuWaaxtBUkKnTmG0niFOgY7CMxGCmdKKMWI0gcAFh.jpg)

![MegaCast MC-3Pen Fiberglass Scratch Brush Pens, 3 Pack — 3](https://aussiedealscout.com/i/d0KivccysVGHW84yr-8bWPKeL1r1v0WZ1x-d7kevZWA3aIXssrHnXl0aNG5jBu8V6nhfc9psvgx5QliORwPFJv2Q5l3FxrFblIN8OdGD4CwHchk7gq6i.jpg)

![MegaCast MC-3Pen Fiberglass Scratch Brush Pens, 3 Pack — 4](https://aussiedealscout.com/i/1h594lI1L5Iv7Qjeq2iNhXiUI_Gl6GcRxkr7ldjHt8Adzx6T9CPglJL_mgM0VP_du3I0yLtxhzlm65FuGZ-IPAQcPss-3xuQWEpFnDIb7acpFB6cktdU.jpg)

![MegaCast MC-3Pen Fiberglass Scratch Brush Pens, 3 Pack — 5](https://aussiedealscout.com/i/g2eTl7Nzp60C4WEFD7OXaoeDdHOOs9W5mEwit6axFbp6e_88GXGPG-0sgxm9udiL9hygYJBYz5BakFhREB1El6mfs41SciEq7kZeC8vNSYZzWQ3CCsp6.jpg)

![MegaCast MC-3Pen Fiberglass Scratch Brush Pens, 3 Pack — 6](https://aussiedealscout.com/i/uhL9mo7ba9FPkZw-J4dyqLLDG-AUGcopEhdu3qZvjN2tqeCDjY2XoFLzyYF8SeXHMqZF3T2gKQqf-9c6C-99xqVri6tf8awNV4AVYzYXVp5iA2IAsldc.jpg)