The Hilti 1/4 in. Drywall Anchor with Phillips Flat Head Screws is a drywall fastening solution that is ideal for a variety of hollow wall materials in a wide range of thickness. The rounded edges for easy fit through the wall, the metal teeth to prevent spinning inside the wall, and the snap neck design all compliment a quick and easy installation. No setting tool is required, making your fastening project that much easier.