Hex Head Lag Screw w/ Washer, 1/2" x 2", Gimlet Point, Galvanized Steel Screws are used to attach poleline hardware to utility poles and other wood structures. There are different types of screws such as Lag Screws, Drive Screws, Self Tapping Screws, Lag Studs and Lag Screws with Washers. These screws come in different sizes and with different heads and points such as a Hex Head, Square Head, Washer Head, Slotted Hex Head, Gimlet Point, Drive Point, Regular Point and Piolot Point.