John Deere R42729 Round Hole Washer, 5-Pack is designed for secure fastening and effective load distribution, making it an essential component for various applications that require precise fitting and stability. This washer features an inside dimension of 10.31 mm (0.41 in), a thickness of 2.29 mm (0.09 in), and an outside dimension of 21 mm (0.83 in), ensuring a fit for your fastening needs. Crafted from high-quality general steel, it durability and reliability. The heat-treated finish enhances its strength and longevity, making it a dependable choice for your projects. Model Number: R42729