Engineered for secure attachment of poleline hardware to utility poles and other wooden structures, this screw from Allied Bolt offers reliable performance in demanding aerial applications. It features a unique curved upward "fetter" thread design, allowing for both wrenching and driven installation, making it versatile for various construction needs. Each bolt is supplied with a robust square head and is hot-dip galvanized to comply with ASTM Specification A153, ensuring excellent corrosion resistance. With a size of 1/4 inch by 2-1/2 inches and Grade 2 Steel construction, these screws come in a standard pack of 50, making them an ideal choice for both professionals and DIY enthusiasts focused on durability and reliability in their projects.