Durable alloy plating construction with antitheft lock core for enhanced security and longlasting performance. Short door lock design ideal for use on iron and glass doors, providing a secure fit and reliable function. Long door lock design suitable for wooden doors and thicker plastic doors, ensuring versatile compatibility across different materials. Set includes two locks (one short, one long) and one key. The same key operates both locks for convenience and simplicity. Key benefits: Strong alloy plating resists wear and corrosion, ensuring a long service life. Antitheft lock core offers improved protection against unauthorized access. Two lock sizes included to fit multiple door types, reducing the need for separate purchases. Single key system for both locks eliminates the hassle of carrying multiple keys. Applications: 1. Secure office glass entry doors with the short lock for discreet and effective protection. 2. Install the long lock on residential wooden front doors to safeguard your home. 3. Use the long lock for thicker plastic storage doors, keeping valuable items safe in workshops or warehouses. This lock set is designed for users seeking dependable door security with versatile installation options. Whether for home, office, or industrial use, it offers a practical solution that combines durability, convenience, and reliable protection.