Secure your home, dormitory, or outdoor spaces with this durable black iron door lock featuring a brass core for enhanced strength and rust resistance. Made with antioxidation-treated iron for long-lasting use without rust 5 keys included with spare keys for convenience Waterproof design with double leaking water feature prevents rust during rain Strong anti-theft protection with antishear and antisaw capabilities Easy to install and operate with flexible lock beam rotation Ideal for gates, sheds, warehouses, lockers, drawers, and backpacks