Leak-proof high temperature seal for automotive plumbing systems, industrial copper sealing washers M3-M60, (5 pieces, M22 x 32 mm 2 mm)

HIGH QUALITY COPPER MATERIAL - Made of high quality copper, these washers withstand extreme temperatures (up to 400 degrees Fahrenheit), ensuring long lasting durability for applications in the automotive, plumbing and industrial industries. All Metric Sizes M3 to M60 - Compatible with screws from M3 to M60, including M4, M6, M8, M10, M12, M14, M16. Inner diameter of 3-60mm and outer diameter of 5-68mm meet different mounting requirements. Leak-proof flat seal. The flat seal structure distributes pressure evenly, prevents leaks and protects surfaces from damage. Ideal for hydraulic systems, engines and high pressure lines. MULTIPLE THICKNESS OPTIONS - Choose between 1mm, 1.2mm, 1.5mm, 2mm or 3mm thickness to adjust sealing performance to specific torque requirements and vibration resistance. WIDE INDUSTRIAL APPLICATIONS - Perfect for auto repairs, machine assembly, HVAC systems and DIY projects. for reliability in commercial and domestic use.