Copper Crush Washers Set, 200-Piece Metric Gasket Kit for Oil Drain Plugs, 9 Sizes From M5 To M14, Rustproof and Heat-Resistant Flat Seals, Heavy-Duty, Leak-Proof Sealing for Cars, Trucks, and Machinery, Gold

Premium Copper Crush Washer Set for Leak-Free Seals (200pc)
✔️ 200-piece copper washer set, 9 sizes M5-M14, rustproof gold

These copper crush washers are a heavy-duty gasket assortment designed for automotive engines, piping systems, and hydraulic fittings. They ensure tight, leak-free seals under high heat and pressure.

✅ 30 pcs M5 x 9
✅ 30 pcs M6 x 10
✅ 20 pcs M6 x 12
✅ 20 pcs M8 x 12
✅ 20 pcs M8 x 14
✅ 20 pcs M10 x 14
✅ 20 pcs M12 x 16
✅ 20 pcs M12 x 18 x 1.5
✅ 20 pcs M14 x 18

💡 What is a copper crush washer set used for in automotive and hydraulic systems?

They’re handy for sealing oil drains, flanges, and hydraulic connections in engines and machinery. A reliable choice for high-heat, high-pressure seals.

- Durable copper construction resists corrosion and heat
- Spreads pressure evenly to minimize leaks
- Fits multiple M5-M14 fittings and sizes
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