Engineered for durability and secure fastening, these 3/16-inch diameter concrete screw anchors are a reliable choice for your construction and DIY projects. Made from high-quality carbon steel, they are designed to penetrate and hold firmly in concrete, brick, and block materials. With a hex head design, installation is straightforward, ensuring a tight and secure fit every time. Each pack includes 25 pieces, providing you with ample supply for various tasks.