80Pcs 6Size Assorted Crush Copper Washer Gasket Set Flat Ring Seal Kit w/ Box

Ideal electrical conductivity and thermal conductivity.
Ideal for sump plugs, water, fuel and hydraulic fittings.
Made of high quality copper material, these flat washers are sturdy and has long service.
Suit all types of engines: Car, Marine, Generators, Machinery and Plant.

Contents & sizes:
26 x 6.4x12x1.0mm
20 x 8.0x14x1.0mm
12 x 9.5x16x1mm
10 x 11.0x17x1.5mm
6 x 12.7x20x1.5mm 
6 x 16.0x22x1.5mm