PREMIUM COPPER MATERIAL: Constructed from high-quality solid copper for superior sealing performance, excellent thermal conductivity, and resistance to corrosion in demanding applications
PRECISE DIMENSIONS: Each flat washer measures 12mm inner diameter, 18mm outer diameter, and 1.5mm thickness, designed specifically for M12 bolt and fitting applications
CRUSH WASHER DESIGN: Engineered as a deformable seal gasket that creates a tight, leak-proof connection when compressed, ideal for high-pressure hydraulic and pneumatic systems
VERSATILE APPLICATIONS: Perfect for automotive oil drain plugs, brake lines, fuel systems, plumbing fittings, and general mechanical assemblies requiring reliable sealing
VALUE PACK: Includes 20 pieces of copper flat ring seal gaskets, providing multiple replacements for maintenance, repairs, and installation projects