Z71823: Round Hole WasherHigh quality washer designed for various fastening and sealing applications. Features an inside dimension of 72 mm (2. 83 in) and an outside dimension of 110 mm (4. 33 in), ideal for securing bolts and nuts. With a thickness of 1 mm (0. 04 in), it provides reliable support and load distribution. Made from high quality general steel for durability and strength. Coated with a zinc finish for enhanced corrosion resistance and longevity.