Senco Cement Board Exterior Screw 1-1/4 in. is designed specifically for fastening cement board and Hardie® board to wood, providing a reliable and durable hold. These screws feature a 1 1/4 inch length with a spoon point for easy penetration and a square head for secure driving. The exterior finish ensures resistance to weather and corrosion, making them i for outdoor applications. With a #8 diameter and high-low thread design, these screws excellent grip and stability. Each carton contains 1000 screws, for large projects requiring consistent performance. Model Number: