---
product_id: 64713676
title: "300Pcs 12 Sizes Copper Metric Flat Washers Assortment Set"
brand: "pingranso"
price: "FREE"
currency: GBP
in_stock: false
url: https://www.desertcart.co.uk/products/64713676-300pcs-12-sizes-copper-metric-flat-washers-assortment-set
store_origin: GB
region: United Kingdom
---

# high conductivity material 300pcs versatile set corrosion resistant copper 300Pcs 12 Sizes Copper Metric Flat Washers Assortment Set

**Brand:** pingranso
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> ⚙️ Elevate your toolkit with copper precision that lasts and performs

## Quick Answers

- **What is this?** 300Pcs 12 Sizes Copper Metric Flat Washers Assortment Set by pingranso
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/64713676-300pcs-12-sizes-copper-metric-flat-washers-assortment-set)

## Best For

- pingranso enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Premium corrosion-resistant copper ensures durability in harsh environments
- • **Organized & Ready:** Comes in a compact case for easy storage and quick access on the job
- • **Complete Copper Kit:** 300 precision washers across 12 metric sizes for every project
- • **Versatile Applications:** Ideal for sump plugs, water, fuel, and hydraulic fittings—engineered for pros
- • **Effortless Installation:** Flat design spreads load evenly, preventing bolt and nut damage

## Overview

This 300-piece assortment of copper flat washers includes 12 metric sizes, crafted from high-conductivity, corrosion-resistant copper. Designed to evenly distribute load and prevent hardware damage, these washers are perfect for professional-grade applications like sump plugs, water, fuel, and hydraulic fittings. Packaged in a convenient case, they combine durability and organization for the modern craftsman.

## Description

Specifications:  Material: Copper Size types: 12 size Quantity: 300pcs Size: (I/D x O/D x Depth)  M5*9*1 30pcs M6*10*1 30pcs M6*12*1 30pcs M8*12*1 30pcs M10*14*1 30pcs M8*14*1 30pcs M12*16*1 25pcs M14*18*1 25pcs M12*18*1.5 20pcs M16*20*1.5 20pcs M16*22*1.5 15pcs M20*26*1.5 15pcs  Package Included:  1x Pack of 300pcs Copper Washers 1x Case

## Features

- √ Quantity: 300pcs/set (12 sizes)
- √ Material: Copper, high conductivity, corrosion resistant
- √ High conductivity, corrosion resistant copper washer assortment, great for sump plugs, water, fuel and hydraulic fittings
- √ Easy to install: Sturdy and durable, great corrosion resistance for outside applications, easy to install
- √ Flat washers are used to support and spread the load across the baring area of the bolt and nut to prevent pull through

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Pingranso |
| Package Dimensions | 16.4 x 11.2 x 1.4 cm; 320 g |
| Style | 300Pcs 12 Sizes Copper Metric Flat Washers |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 320 g |

## Product Details

- **Exterior finish:** Copper
- **Fastener size:** M20
- **Metal type:** Copper
- **Brand:** Pingranso
- **UPC:** 659103565512

## Images

![300Pcs 12 Sizes Copper Metric Flat Washers Assortment Set - Image 1](https://m.media-amazon.com/images/I/81D5tVgMyPL.jpg)
![300Pcs 12 Sizes Copper Metric Flat Washers Assortment Set - Image 2](https://m.media-amazon.com/images/I/7148RcOCCzL.jpg)
![300Pcs 12 Sizes Copper Metric Flat Washers Assortment Set - Image 3](https://m.media-amazon.com/images/I/61ncYAGjKqL.jpg)
![300Pcs 12 Sizes Copper Metric Flat Washers Assortment Set - Image 4](https://m.media-amazon.com/images/I/61nO4XH++dL.jpg)
![300Pcs 12 Sizes Copper Metric Flat Washers Assortment Set - Image 5](https://m.media-amazon.com/images/I/61TDp3r161L.jpg)

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**Shop now:** [https://www.desertcart.co.uk/products/64713676-300pcs-12-sizes-copper-metric-flat-washers-assortment-set](https://www.desertcart.co.uk/products/64713676-300pcs-12-sizes-copper-metric-flat-washers-assortment-set)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-19*