This 1/2 inch Orbit brass impact sprinkler head replaces or works with 1/2 inch impact or impulse lawn sprinklers. With area coverage of 25 to 40 feet, it can be adjusted from a partial or full circle. The solid brass yard sprinkler features an anti-backsplash arm and is ideal for medium-sized area coverage. This brass impact sprinkler head should be used outdoors with cold water only. Features and Benefits: Has an anti-backsplash arm for smooth rotation, Covers medium-sized areas from 25 to 40 feet, Has part- or full-circle coverage, Works with all inch impulse/impact sprinkler heads, Has inch male threading.