Schluter's 2 in. KERDI-BOARD-ZS Phillips Bugle-Head Coarse Sharp-Point Galvanized Steel Screws resist corrosion and maintain their integrity in wet environments, making them ideal for moisture-prone areas like bathrooms and kitchens. Their 2-inch length accommodates the thickness of KERDI-BOARD panels, ensuring a secure fit while preventing damage to the board's surface. Paired with Schluter washers, they contribute to a durable and long-lasting waterproof assembly, streamlining the installation process and supporting the structural integrity of tiled surfaces.