All In One Copper Flat Washer Set Kit With Nine Metric Sizes M5 To M14 100 Or 200 Pieces Durable Sealing Washers For Hardware Plumbing DIY Projects Heavy Duty Copper Washers For Tight Fits

Copper Flat Washer Set: Nine Metric Sizes M5-M14 (100/200)
✔️ Includes nine metric sizes from M5 to M14 (9 sizes total)

The copper flat washer set is designed to seal joints and distribute load in hardware, plumbing, and DIY projects. Each kit comes in a divided storage box to keep all nine sizes separated and easy to grab when you need the right fit.

✅ Sizes included: 5x9mm, 6x10mm, 6x12mm, 8x12mm, 8x14mm, 10x14mm, 12x16mm, 12x18mm, 14x18mm
✅ Material: copper for corrosion resistance and sealing
✅ Pack options: 100 pcs or 200 pcs in a divided storage box
✅ Storage: compartments keep all sizes separated and easy to identify

💡 What is a copper flat washer set used for in hardware and plumbing projects? This handy kit helps seal joints and distribute load in a tight fit. - Helps seal joints and prevent leaks around fasteners - Distributes load to protect mounting surfaces - Handy for hardware, plumbing, and DIY projects

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