The Concrete Frame Screw TORX Compatible High-Low Thread ZYP 7.5 x 82mm Box 100 is a versatile and durable construction essential. Designed with high-low threading, this screw ensures superior hold in concrete and other tough materials. The TORX compatible head offers easy and efficient driving, reducing the risk of cam-out. Each box contains 100 screws, perfect for large-scale projects or long-term use. With their Zinc Yellow Passivated (ZYP) finish, these screws are resistant to corrosion, making them ideal for both indoor and outdoor applications.