The Orbit Zinc Impact T-post Sprinkler is ideal for watering large areas. It is an excellent choice for multiple watering applications, including lawns, gardens, pastures and more. The thumb screws secure the base to the post, while allowing easy removal. Designed for dependability, impact heads have an uninterrupted water flow that are clog-resistant, even when used with dirty or reclaimed water from ponds and canals. Creating larger or smaller water droplets. The all-metal construction is designed to hold up against the typical wear and tear that most impact sprinklers experience, giving you years of dependable use.