This pack includes 10 copper washers sized 6x10x2 mm, designed as solid gaskets and sump oil seals. The inner diameter is 6 mm, outer diameter 10 mm, and thickness 2 mm. Made from copper, these washers provide reliable sealing for oil systems and resist corrosion in typical automotive and machinery environments. Key attributes Material: Copper Function: Washer, solid gasket, sump oil seal Size: 6x10x2 mm (inner diameter 6 mm, outer diameter 10 mm, thickness 2 mm) Pack quantity: 10 pieces Type: Solid gasket style designed for sealing oil systems Benefits and performance Durable copper construction offers good resistance to oil and heat typical in engine and mechanical environments Solid gasket design helps form a reliable seal under compression Precisely sized to fit applications requiring a 6x10x2 mm copper washer Compatibility and applications Suitable for automotive, motorcycle, and small engine applications that require a 6x10x2 mm copper washer Common uses include sealing oil sump drain plugs and other oil sump connections Also applicable to hydraulic fittings and lubrication points in various machinery and equipment Use cases Automotive oil sump drain plug sealing in engines that require a 6x10x2 mm copper washer Sealing oil sump covers or related oil system joints in small engines or generators Sealing hydraulic or lubrication line connections that call for a 6x10x2 mm copper washer How to use Ensure mating surfaces are clean and undamaged Place the copper washer between the sealing surfaces Tighten to the manufacturer's torque specification and if the washer shows deformation or damage Use a washer for future disassembly to maintain a proper seal This description reflects the product's specifications and intended use as a 10piece pack of 6x10x2 mm copper washer solid gaskets for sump oil seal and related sealing applications.