---
product_id: 151253589
title: "420-Pcs [9 Sizes] White/Black Nylon Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12"
brand: "rustark"
price: "₱231"
currency: PHP
in_stock: false
url: https://www.desertcart.ph/products/151253589-420-pcs-9-sizes-white-black-nylon-flat-washer-assortment
store_origin: PH
region: Philippines
---

# durable transparent organizer 320 pcs versatile sizes corrosion-resistant copper 420-Pcs [9 Sizes] White/Black Nylon Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12

**Brand:** rustark
**Price:** ₱231
**Availability:** ❌ Out of Stock

## Summary

> 🔩 Seal the deal with copper precision — never settle for less!

## Quick Answers

- **What is this?** 420-Pcs [9 Sizes] White/Black Nylon Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 by rustark
- **How much does it cost?** ₱231 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/151253589-420-pcs-9-sizes-white-black-nylon-flat-washer-assortment)

## Best For

- rustark enthusiasts

## Why This Product

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

## Key Features

- • **All-in-One Size Arsenal:** 12 essential metric sizes (M5-M20) cover every project need with 320 washers ready to deploy.
- • **Confidence-Backed Purchase:** Responsive 12-hour support and 90-day return policy keep your projects worry-free.
- • **Multi-Industry Power Player:** Ideal for electrical, automotive, marine, and hydraulic fittings—engineered to seal tight and reduce wear.
- • **Premium Copper Craftsmanship:** Red copper material ensures superior heat resistance, conductivity, and long-lasting corrosion protection.
- • **Effortless Organization & Portability:** Compact, labeled transparent box lets you quickly find and carry the perfect washer anywhere.

## Overview

The Rustark 320-Pcs Copper Flat Washers Assortment Kit offers 12 commonly used metric sizes (M5 to M20) in a durable, transparent organizer box. Crafted from high-quality red copper, these washers provide excellent heat resistance, electrical conductivity, and corrosion protection, making them perfect for electrical, automotive, marine, and hydraulic applications. With 320 pieces, easy size identification, and reliable after-sales support, this kit is a must-have for professionals seeking durable, versatile sealing solutions.

## Description

Rustark 420-Pcs [9 Sizes] White/Black Nylon Flat Washer Assortment Set ☛Specifications: 1.Sizes: M2 M2.5 M3 M4 M5 M6 M8 M10 M12 2.Material: Nylon Material 3.Quantity: 420pcs in total, come with durable transparent plastic box 4.Washes Type: Flat Washes 5.Color: White and Black ☛Why Choose Us: 1.Perfect Packaging --- We provide durable transparent plastic box with some labels, it is very easy for you to distinguish each sizes. 2.After-sale service --- If you still have any questions, please feel free to contact us, we will reply you within 12 hours and solve problem for you soon. 3.Advanced Material --- Made of environmentally friendly nylon material, it is corrosion-resistant, high hardness, non-polluting, high temperature resistant, and not easy to rust during use, you can use it with confidence. ☛Package Includes: 60pcs(white+black).....................M2 flat washers 60pcs(white+black)...................M2.5 flat washers 60pcs(white+black).....................M3 flat washers 50pcs(white+black).....................M4 flat washers 50pcs(white+black).....................M5 flat washers 50pcs(white+black).....................M6 flat washers 30pcs(white+black).....................M8 flat washers 30pcs(white+black)....................M10 flat washers 30pcs(white+black)....................M12 flat washers 420Pcs in total, package in an durable box.

## Features

- ✔White/Black Flat Washer ---- We prepare 2 Kinds color white and black nylon flat washers, 210pcs each color, package in durable transparent plastic box, it can ensure that your washers will not collect dust or rot due to rust when not in use.
- ✔Flat Washer Sizes ---- Assortment contains 9 different common used sizes, includes: M2 M2.5 M3 M4 M5 M6 M8 M10 M12, each sizes contain 2 kinds different black and white, you can choose the suitable size and color to meet your different needs.
- ✔Wide Applications ---- Suitable for electrical connections on household and commercial appliances, automotive and marine uses in which the power source has a threaded/bolt-type connection.
- ✔Advanced Material ---- Made of environmentally friendly nylon material, it is corrosion-resistant, high hardness, non-polluting, high temperature resistant, and not easy to rust during use, you can use it with confidence.
- ✔Worry-Free Purchase --- We will provide you with reliable after-sales service. If you have any questions with our product, please feel free to contact us, I will reply you within 12 hours and we will solve them for you soon. Please set your heart at rest to purchase.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07QJ8HYDV |
| Best Sellers Rank | #407,756 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2,075 in Flat Washers |
| Brand | Rustark |
| Color | White/Black |
| Customer Reviews | 4.2 4.2 out of 5 stars (42) |
| Exterior Finish | Nylon |
| Fastener Type | Flat Washer |
| Finish Types | Nylon |
| Manufacturer | Rustark |
| Material Type | Nylon |
| Model | R-flat washer |
| Number Of Items | 420 |
| Number of Pieces | 420 |
| Part Number | R-flat washer |
| Screw Head Style | Flat |
| Set Name | 420-Pcs [9 Sizes] White/Black Nylon Flat Washer Assortment Set |
| Size Name | 420PCS White/Black Nylon |
| UPC | 787414916003 |
| Washer Application | automotive, electrical, marine |
| Washer Compatibility | metric bolts |
| Washer Type | Flat |

## Product Details

- **Brand:** Rustark
- **Exterior Finish:** Nylon
- **Material:** Nylon
- **Size:** 420PCS White/Black Nylon
- **Washer Type:** Flat

## Images

![420-Pcs [9 Sizes] White/Black Nylon Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 - Image 1](https://m.media-amazon.com/images/I/71VDg-8Q7UL.jpg)
![420-Pcs [9 Sizes] White/Black Nylon Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 - Image 2](https://m.media-amazon.com/images/I/51mk2UGeWAL.jpg)
![420-Pcs [9 Sizes] White/Black Nylon Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 - Image 3](https://m.media-amazon.com/images/I/51Dr1fGFMTL.jpg)
![420-Pcs [9 Sizes] White/Black Nylon Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 - Image 4](https://m.media-amazon.com/images/I/51QkAxxN6BL.jpg)
![420-Pcs [9 Sizes] White/Black Nylon Flat Washer Assortment Set - M2 M2.5 M3 M4 M5 M6 M8 M10 M12 - Image 5](https://m.media-amazon.com/images/I/51r3+Pb8OpL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.ph/products/151253589-420-pcs-9-sizes-white-black-nylon-flat-washer-assortment](https://www.desertcart.ph/products/151253589-420-pcs-9-sizes-white-black-nylon-flat-washer-assortment)

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-10-04*