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Material:Copper,durable and sturdy.
Function:Seal the sump plug nut to the sump tightly.
Have a tighter seal and high heat resistance than steel and rubber washers.
Size:18x22x1mm/0.71''x0.87''x0.04''(ID*OD*T)
Package Content :10 x Copper Washer
Description: Copper used washers feature abrasion,temperaure and pressure resistancy. Function:Seal the sump plug nut to the sump tightly. Great for sump plugs, water, fuel and hydraulic fittings. Application: Automobile, Pump, Electrical Appliances, Doors and Windows, Bearings,etc. Size:18x22x1mm/0.71''x0.87''x0.04''(Inner.Dia*Outer.Dia*Thickness) Package Content: 10 x Copper Washer