Hillman 10 X 1 In. Green Painted Head Self Piercing Sheeter Screw exceptional versatility for fastening metal, wood, fiberglass, and plastic materials. These sheet metal screws feature sharp threads that effectively draw materials together, providing a secure and reliable hold. Fully threaded with a sharp point, they are designed to pierce and fasten with ease, making them an i choice for various construction and repair projects. Their green painted head not only adds corrosion resistance but also enhances their durability for long-lasting performance. Model Number: