Airplane-Type Butterfly Drywall Expansion Screw for Hollow Brick

This innovative drywall expansion screw is designed specifically for securing fixtures in hollow brick installations. Its unique airplane-type butterfly design ensures robust anchoring and increased stability, making it ideal for both heavy-duty and lightweight applications. The screw is crafted with high-quality, corrosion-resistant materials to ensure long-lasting durability and reliability. Easy to install, it provides a secure fit and is perfect for various construction, renovation, or DIY projects. Material: plastic Material Grade: 4.8 Suitable For Board Thickness: 8-15mm Hole Size: 8-9-10mm Manufacture country: China Instructions included: No