uxcell 20pcs 12mmx18mmx1.5mm Copper Flat Washer Ring Sealing Fitting

Essential for Automotive and Small Engine Repairs.Washers made from copper are often used within piping, electronics, household products, and biomedical applications as copper is malleable and ductile– a biostatic surface that is a good conductor of heat and, when very pure, a good conductor of electricity.Copper Provides a Tighter Seal and Greater Heat Endurance than Steel and Rubber Washers.These obviously have industrial uses, but we also sell them to weavers, artisans who make wall hangings, a lady who uses them to accent macrame hanging baskets etc.