Material: Crafted from cold rolled steel, our heavy duty Window Well Cover Hardware Kit is designed for durability and longevity. The galvanized surface ensures resistance against rust, making it ideal for long term useUniversal Fit: With dimensions of 2.56 x 1.57 x 0.79 inches (6.5 x 4 x 2 cm), these Window Well Cover Clips are suitable for most corrugated metal and plastic window wells, ensuring a versatile fit across various setupsEasy Installation Process: Simplify your installation with our guide. Alignment the outer fence and mark drilling points on the window well cover; drill holes; install the window clips; finally, secure the cover into place within the wellAttachment: Our Egress Window Well Cover Spring Clip provide a secure hold on your window covers without obstructing emergency exit paths, offering both safe and peace of mind in your basement environmenComprehensive Package: 5 Well Clips, 5 Deck Nuts,5 Flat Washers, 5 Screws, 1 Small Wrench Specification: 6.5cmx4cmx2cm/2.56inchx1.57inchx0.79inch Package Includes: 5 Well Clips5 Deck Nuts5 Flat Washers5 Screws1 Small Wrench Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.