Engineered for durability, these stainless steel split lock washers are essential for securing fasteners and preventing them from loosening due to vibration or torque. Each washer in this 50-pack is crafted from high-quality stainless steel, ensuring they are rust-resistant and ideal for both indoor and outdoor applications. Measuring 1/2 inch in diameter, these lock washers are perfect for various DIY projects and professional construction tasks, providing reliable performance and added security to your assemblies.