---
product_id: 385590285
title: "Sutemribor 150PCS 8 Sizes Copper Metric Sealing Washers Flat Washers Assortment Kit"
brand: "sutemribor"
price: "C$4795"
currency: NIO
in_stock: true
url: https://www.desertcart.ni/products/385590285-sutemribor-150pcs-8-sizes-copper-metric-sealing-washers-flat-washers
store_origin: NI
region: Nicaragua
---

# 8 precise metric sizes High heat & corrosion resistance 150-piece comprehensive kit Sutemribor 150PCS 8 Sizes Copper Metric Sealing Washers Flat Washers Assortment Kit

**Brand:** sutemribor
**Price:** C$4795
**Availability:** ✅ In Stock

## Summary

> 🔧 Seal the deal with copper precision—because your projects deserve the best!

## Quick Answers

- **What is this?** Sutemribor 150PCS 8 Sizes Copper Metric Sealing Washers Flat Washers Assortment Kit by sutemribor
- **How much does it cost?** C$4795 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/385590285-sutemribor-150pcs-8-sizes-copper-metric-sealing-washers-flat-washers)

## Best For

- sutemribor enthusiasts

## Why This Product

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

## Key Features

- • **Precision in Every Size:** Includes 8 commonly used metric sizes (M6 to M20) for versatile applications.
- • **Multi-Industry Essential:** Perfect for electrical, household, automotive, and commercial appliance connections requiring reliable sealing.
- • **Bulk Ready for Any Project:** 150 durable copper washers neatly organized in a compact case—never run out mid-job.
- • **Superior Copper Craftsmanship:** Made from high-quality copper for excellent electrical conductivity and corrosion resistance.
- • **Engineered for Extreme Conditions:** Withstands heat and moisture better than steel or rubber alternatives—ideal for marine and automotive use.

## Overview

The Sutemribor 150PCS Copper Metric Sealing Washers Kit offers a versatile assortment of 8 sizes (M6 to M20) crafted from high-quality copper. Designed for superior heat resistance, corrosion protection, and electrical conductivity, this 150-piece set is perfect for professionals tackling electrical, automotive, marine, and household applications. Organized in a compact case, it ensures you have the right washer on hand for every threaded connection, delivering reliability and durability where it counts.

## Description

【Specifications】 - Quality: 150 Pcs  - Sizes: M6 M8 M10 M12 M14 M16 M18 M20  - Material: High-quality Copper, High Conductivity, Corrosion Resistant   【Features】 - All products are made of Copper. Copper washers are corrosion resistant in wet environments, nonmagnetic, and electrically conductive.  - Perfect for Electrical Connections on Household and Commercial Appliances, Automotive and Marine Uses in Which the Power Source Has a Threaded / Bolt-type Connection   【Package Included】  M6 x 12 x 1mm--------------------------30Pcs M8 x 14 x 1mm --------------------------30Pcs M10 x 16 x 1mm -------------------------15Pcs M12 x 18 x 1mm--------------------------15Pcs M14 x 20 x 1.5mm------------------------15Pcs M16 x 22 x 1.5mm-------------------------15Pcs M18 x 24 x 1.5mm -------------------------15Pcs M20 x 26 x 1.5mm -------------------------15Pcs  【Package Quantity: 150pcs】 Total: 150 pcs, 8 Sizes Copper Metric Sealing Washers Flat Washers   NOTE: Please check the size carefully before purchasing, thanks for your support.  Warning: the product are small parts, keep away from children and kids.

## Features

- √ SIZES - M6 M8 M10 M12 M14 M16 M18 M20
- √ PACKAGE - 150pcs ,8 Sizes of the most commonly used flat copper washers in a case
- √ COPPER Material - Flat Washers made of copper, have a tighter seal and high heat resistance than steel and rubber washers.
- √ FEATURE - All products are made of Copper. Copper washers are corrosion resistant in wet environments, nonmagnetic, and electrically conductive.
- √ WIDE APPLICATION - Perfect for Electrical Connections on Household and Commercial Appliances, Automotive and Marine Uses in Which the Power Source Has a Threaded / Bolt-type Connection

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Copper |
| Outside Diameter | 12 Millimetres |
| Washer Type | Flat |
| Inside Diameter | 20 Millimetres |
| Exterior Finish | Copper,Rubber,Steel |
| Fastener Size | M16 |
| Item Thickness | 1.5 Millimetres |
| Size | M6 M8 M10 M12 M14 M16 M20 |
| Metal Type | Alloy Steel, Copper |
| Brand | Sutemribor |
| Item Weight | 0.25 Kilograms |
| Colour | Copper |
| Number of Pieces | 150 |
| Item Diameter | 12 Millimetres |
| UPC | 657390658061 |
| Manufacturer | Sutemribor |
| Country of Origin | USA |
| Item model number | STBR-ZITONGDIANQUAN -150P |
| ASIN | B07DHHLP34 |

## Product Details

- **Material:** Copper
- **Outside Diameter:** 12 Millimetres
- **Washer Type:** Flat
- **Inside Diameter:** 20 Millimetres
- **Exterior Finish:** Copper,Rubber,Steel

## Images

![Sutemribor 150PCS 8 Sizes Copper Metric Sealing Washers Flat Washers Assortment Kit - Image 1](https://m.media-amazon.com/images/I/81hGdDYX9VL.jpg)
![Sutemribor 150PCS 8 Sizes Copper Metric Sealing Washers Flat Washers Assortment Kit - Image 2](https://m.media-amazon.com/images/I/712shFmPn2L.jpg)
![Sutemribor 150PCS 8 Sizes Copper Metric Sealing Washers Flat Washers Assortment Kit - Image 3](https://m.media-amazon.com/images/I/81jxPUCwtmL.jpg)
![Sutemribor 150PCS 8 Sizes Copper Metric Sealing Washers Flat Washers Assortment Kit - Image 4](https://m.media-amazon.com/images/I/7160CriJH3L.jpg)
![Sutemribor 150PCS 8 Sizes Copper Metric Sealing Washers Flat Washers Assortment Kit - Image 5](https://m.media-amazon.com/images/I/71mOaT7KYoL.jpg)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-03-06*