Product Name : Copper WasherInner Diameter : 6mm/0.24"Outer Diameter : 10mm/0.4"Thickness : 1mm/0.04"Material : CopperPackage Content : 50(+/-2%) x Copper WasherColor : Weight : 19gMax. Operation temperature: 35 CelsiusMax. Operation pressure: 16MPaMelting point: 1083 CelsiusCopper Provides a Tighter Seal and Greater Heat Endurance than Steel and Rubber .Widely applied in the flange and the connection of the plant, electricity generating station, nuclear , and electronic, digital consumer products, hardware, precision instruments, electrical appliances, bearings, air pumps, water pumps, water valves, air cylinder, sealing the high pressure .Note:Light and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store