Description This professional anchor is ideal for securing items to hollow doors, steel sheds, or shipping containers. It offers a practical and reliable solution for various mounting needs. Features - Color: Silver - Material: Galvanized carbon steel, stainless steel - Size: 2.30 x 1.10 x 1.10 cm / 0.90 x 0.43 x 0.43 in - Suitable for base materials: 0–5 mm aluminum alloy/steel pipe, iron sheet, hollow plastic board - High-grade galvanized steel resists corrosion and rust, even in marine environments - Spiral thread design ensures even force distribution, reducing rotation and providing strong, stable installation - Versatile use for fixing license plates, drying racks in sunrooms, air conditioners, pendants in containers, and more - Excellent craftsmanship with a thoughtful design for long-term reliability and ease of use Packing list: 10 x Hollow Door Anchors