Copper Washers Kit 220 Pieces Ten Sizes M5 M6 M8 M10 M12 M14 M16 Flat Sealing Washers For Tight Seals Metric Quality High Temperature Resistance Great For DIY Auto Marine Plumbing And General Repairs

Copper Washers Kit, 220 Pieces in 10 Sizes (M5-M16) Seals
✔️ 220 copper washers in 10 sizes (M5-M16), high-temp resistance

These copper washers are a ready-to-use set designed for sealing and protecting threaded connections in electrical, automotive, marine, plumbing, and DIY repairs. The copper material provides high conductivity and tight seals, helping prevent leaks and surface damage.

✅ M5x9x1mm: 30 pcs
✅ M6x10x1mm: 30 pcs
✅ M6x12x1mm: 30 pcs
✅ M8x12x1mm: 30 pcs
✅ M8x14x1mm: 30 pcs
✅ M10x14x1mm: 20 pcs
✅ M12x16x1mm: 20 pcs
✅ M12x18x1.5mm: 10 pcs
✅ M14x20x1mm: 10 pcs
✅ M16x22x1mm: 10 pcs

💡 What is a copper washer set used for in common hardware applications? Copper washers are handy seals for threaded connections, protecting surfaces and preventing leaks in electrical, automotive, marine, and plumbing tasks. - seals and load distribution in threaded connections - corrosion resistance and high conductivity for reliability - ideal for water, fuel, and hydraulic fittings