Professional Copper Washer Kit, Nut & Bolt Seal Set for Engine Repair, Plumbing & Hydraulics

The Ultimate Leak-Stopping Washer Kit for Pros & DIYers!

Stop wasting time hunting for the right washer! Our 200-piece copper gasket set provides all-in-one leak protection for cars, boats, generators, and plumbing—organized in a clear, compartmented case for instant access.

Key Features:

 9 Size Variations – Covers M8, M10, M12, M14 bolts (9mm-18mm).
 Premium Copper Material – Withstands 1083°C heat + resists corrosion.
 Leak-Proof Seal – Creates air/watertight connections on engines and pipes.
 Organized Storage – Clear plastic case prevents mix-ups.
 Multi-Application – Perfect for sump plugs, fuel lines, hydraulics, and more.

Perfect For:

• Mechanics – Essential for car/marine engine repairs.

• Plumbers – Seal water/gas fittings reliably.

• DIY Enthusiasts – Handle home/appliance fixes.

• Gifts for Handymen – Great for Father’s Day or birthdays.

Specs:

• Material: High-conductivity copper

• Qty: 200pcs (9 sizes, see chart)

• Case: Compartmented plastic (8.5×6.5cm)

• Melting Point: 1083°C (ideal for high-heat areas)