The Hillman #8 Zinc Split Lock Washer consists of 48 pieces of #8 size split lock washers made from zinc-plated steel. These washers are designed to be used with #8 screws and bolts to prevent loosening due to vibrations or rotation. The split in the washer creates tension when compressed, providing a secure and reliable locking mechanism. Zinc plating enhances corrosion resistance, making them suitable for both indoor and outdoor applications. This pack is ideal for projects where secure fastening is essential, such as automotive, machinery, and construction applications.