Copper Sealing Washers Kit M4–M14 Assortment with Storage Box
Copper Sealing Washers Kit M4–M14 Assortment with Storage Box
Keep your projects running smoothly with this Copper Sealing Washers Assortment Kit — a comprehensive set covering M4, M5, M6, M8, M10, M12, and M14 sizes, all neatly organized in a sturdy storage box. Whether you're a seasoned tradesperson or a passionate DIYer, this kit gives you the right size every time.
Why Choose This Copper Washer Kit?
- Premium Copper Construction: Each washer is crafted from high-quality copper, offering excellent corrosion resistance, a reliable seal, and long-lasting durability across a wide range of applications.
- Wide Size Range: Includes M4, M5, M6, M8, M10, M12, and M14 washers — covering the most commonly needed metric sizes for automotive, plumbing, mechanical, and general DIY work.
- Organized Storage Box: The included compartmentalized box keeps every size sorted, labelled, and ready to grab — no more rummaging through loose hardware.
- Ideal for Oil Pan Plugs & More: The soft copper material compresses to form a leak-resistant seal, making these washers perfect for oil drain plugs, hydraulic fittings, fuel lines, and general fastening tasks.
- Cost-Effective Combination Kit: Get all the sizes you need in a single purchase — a smart, economical solution for workshops, garages, and toolboxes.
- Ready to Use Straight Away: Compact, lightweight, and easy to store — this kit earns its place in any toolkit and is ready to go right out of the box.
Product Specifications
- Material: Copper
- Sizes Included: M4, M5, M6, M8, M10, M12, M14
- Storage: Compartmentalized plastic storage box
- Application: Oil pan plugs, hydraulic fittings, plumbing, general fastening & DIY projects
Perfect For
- Automotive maintenance & oil changes
- Plumbing & hydraulic system repairs
- Home DIY and workshop projects
- Professional mechanics & tradespeople
- Stocking a comprehensive toolbox or spare parts kit
For more information on safe tool and hardware practices, visit the U.S. Consumer Product Safety Commission (CPSC) or review workplace hardware safety guidelines at OSHA.gov.
Frequently Asked Questions
Q: What sizes are included in this copper washer assortment kit?
A: This kit includes copper sealing washers in M4, M5, M6, M8, M10, M12, and M14 metric sizes — the most commonly used sizes for automotive, plumbing, and general DIY fastening projects.
Q: What are copper sealing washers typically used for?
A: Copper sealing washers are commonly used on oil drain plugs, hydraulic fittings, fuel line connections, and plumbing joints. The soft copper material compresses under torque to create a tight, leak-resistant seal between mating surfaces.
Q: Why is copper a good material for sealing washers?
A: Copper is naturally malleable, corrosion-resistant, and thermally stable, making it an excellent choice for sealing applications. It conforms easily to mating surfaces to prevent fluid leaks and holds up well under heat and pressure — ideal for automotive and plumbing environments.
Q: Does the kit come with a storage box?
A: Yes! Each kit includes a compartmentalized storage box that keeps all the different washer sizes neatly separated and easy to identify, so you can find the right size quickly every time.