---
product_id: 721349461
title: "330 Pieces 12 Sizes Copper Washers, Crush Washer, Premium Copper Metric Flat Washers, Copper Seal Washers Assortment Kit (M5 M6 M8 M10 M12 M14 M16 M20)"
brand: "magicave"
price: "€ 41.38"
currency: EUR
in_stock: true
url: https://www.desertcart.com.cy/products/721349461-330-pieces-12-sizes-copper-washers-crush-washer-premium-copper
store_origin: CY
region: Cyprus
---

# Withstands heat up to 1083°C Pure copper for superior sealing 330 pcs in 12 metric sizes 330 Pieces 12 Sizes Copper Washers, Crush Washer, Premium Copper Metric Flat Washers, Copper Seal Washers Assortment Kit (M5 M6 M8 M10 M12 M14 M16 M20)

**Brand:** magicave
**Price:** € 41.38
**Availability:** ✅ In Stock

## Summary

> 🔩 Seal the deal with copper precision – don’t let leaks hold you back!

## Quick Answers

- **What is this?** 330 Pieces 12 Sizes Copper Washers, Crush Washer, Premium Copper Metric Flat Washers, Copper Seal Washers Assortment Kit (M5 M6 M8 M10 M12 M14 M16 M20) by magicave
- **How much does it cost?** € 41.38 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/721349461-330-pieces-12-sizes-copper-washers-crush-washer-premium-copper)

## Best For

- magicave enthusiasts

## Why This Product

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

## Key Features

- • **Complete Metric Range:** 330 washers spanning 12 essential sizes (M5 to M20) for every repair need.
- • **Organized & Accessible:** Comes in a sleek, transparent compartmentalized box for quick selection and clutter-free workspace.
- • **Heat-Resistant Durability:** Engineered to endure extreme temperatures up to 1083°C without losing integrity.
- • **Leak-Proof Seal Technology:** Soft yet tough copper crush washers compress perfectly to prevent fluid leaks under pressure.
- • **Premium Copper Composition:** Pure copper ensures unmatched corrosion resistance and excellent conductivity.

## Overview

This Magicave kit offers 330 premium pure copper crush washers in 12 metric sizes, designed for superior sealing and corrosion resistance. With heat tolerance up to 1083°C and a user-friendly storage box, it’s the ultimate solution for automotive, marine, and industrial maintenance professionals seeking reliable, leak-proof performance.

## Description

Full description not available

## Features

- Copper Washers Kit – Includes 360 copper washers in 12 metric sizes (M5, M6, M8, M10, M12, M14, M16, M20), giving you the right fit for most repair and replacement jobs.
- High-Quality Material – Made from pure copper for superior corrosion resistance and excellent electrical and thermal conductivity. Withstands extreme heat up to 1083°C for reliable, long-lasting performance.
- Superior Sealing Performance – Softer than steel yet tougher than rubber, these copper crush washers compress perfectly to form a secure, leak-proof seal. Prevents fluid leaks in oil drain plugs, brake lines, fuel systems, and hydraulic fittings under high pressure and heat.
- Wide Applications – Suitable for cars, motorcycles, boats, generators, and machinery. Also ideal for plumbing, electronic, and chemical equipment. Reduces vibration, wear, and noise to extend equipment life.
- Easy to Store – Comes in a sturdy, transparent plastic box with labeled compartments for quick access. Keeps washers organized and your workspace neat and efficient.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Magicave |
| Part number | M5 M6 M8 M10 M12 M14 M16 M20 |
| Item Weight | 227 g |
| Package Dimensions | 13.59 x 10.01 x 2.01 cm; 226.8 g |
| Item model number | Copper Washers |
| Size | M5, M6, M8, M10, M12, M14, M16, M20 |
| Colour | Copper |
| Material | Copper |
| Item Package Quantity | 1 |
| Number of Pieces | 330 |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Copper
- **Washer type:** Flat
- **Exterior finish:** Copper
- **Fastener size:** M5 M6 M8 M10 M12 M14 M16 M20
- **Size:** M5, M6, M8, M10, M12, M14, M16, M20

## Images

![330 Pieces 12 Sizes Copper Washers, Crush Washer, Premium Copper Metric Flat Washers, Copper Seal Washers Assortment Kit (M5 M6 M8 M10 M12 M14 M16 M20) - Image 1](https://m.media-amazon.com/images/I/814IGfx8HNL.jpg)

## Frequently Bought Together

- 330 Pcs Copper Washers Assortment Kit – 12 Sizes Flat Sealing Crush Washers (M5-M20) for Automotive, Plumbing, and Mechanical Use
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- Seamaka 580PCS Oil Crush Washer,18 Sizes Oil Drain Plug Gaskets Assortment Kit,Automotive Aluminum Drain Plug Washer M6 M8 M10 M12 M14 M16 M18 M20 M22 M24

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**Shop now:** [https://www.desertcart.com.cy/products/721349461-330-pieces-12-sizes-copper-washers-crush-washer-premium-copper](https://www.desertcart.com.cy/products/721349461-330-pieces-12-sizes-copper-washers-crush-washer-premium-copper)

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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-03-13*