The Value Collection 18" Screw SAE Flat Washer is a high-quality steel washer designed to provide a secure and stable connection in various fastening applications. With an inside diameter of 3/16", an outside diameter of 7/16", and a thickness of 0.065", this washer is engineered to distribute the load evenly, reducing the risk of damage to the connected materials. The plain finish ensures compatibility with a wide range of screws and bolts, making it a versatile choice for both professionals and DIY enthusiasts. This washer is sold in a convenient 100-pack, offering excellent value for bulk purchasing needs.