Check the listing for details. Rubber Washers 1/4 id x 1 od x 1/16 thick (25 pcs). Condition: New, Made in China. Listed at 7.94 USD. These high-quality Tru-Fit rubber washers are an essential addition to any hardware collection. With a 1/4 inch inner diameter, 1 inch outer diameter, and 1/16 inch thickness, they are perfect for a range of applications. The EPDM grade rubber provides superior durability and resistance to high temperatures, making them ideal for use in industrial settings. Each pack contains 25 pieces and they come in a plain finish. These washers are designed to fit snugly into holes with a 1/4 inch diameter and are perfect for use in fastening applications where a secure grip is required. It is important to note that this product contains chemicals that are known to the State of California to cause cancer, birth defects, or other reproductive harm.