AUVECO Copper Washers feature a 1/2" inner diameter, 7/8" outer diameter, and a thickness of 1/16". Sold in boxes of 25, these washers provide excellent resistance to corrosion and thermal conductivity, making them suitable for high-pressure and high-temperature environments. Their reliable sealing capabilities make them ideal for use in various automotive and industrial applications, ensuring a secure fit and effective leak prevention in critical connections.