Features Secure Attachment Mechanism - Features a safety lock that firmly attaches to wood and masonry walls, ensuring stability and preventing accidental injuries during use Nylon Thread - Constructed with high-quality nylon that is easy to identify, wear-resistant, and designed to withstand rigorous use without breaking Versatile Adjustable Ranging - Offers customizable length adjustments for various construction scenarios, making it ideal for both profional and DIY projects Reliable Carbon Steel Hammer - Engineered with a robust carbon steel hammer that delivers stable performance, ensuring accurate measurements every time Convenient Magnetic Design - Equipped with a strong magnet on the side for easy attachment to iron s, enhancing usability and efficiency on the job site Features: 1、Can be fixed on wood, masonry wall , safety lock can prevent accidental injury. 2、High？quality nylon thread is easy to identify, wear？resistant and , not easy to break. 3、Adjustable ranging for different construction situations. 4、 carbon steel hammer with stable performance. 5、Strong magnet on the side for easy attachment to iron objects. Specification: Features: 1. Can be fixed on wood, masonry wall , safety lock can prevent accidental injury. 2. High-quality nylon thread is easy to identify, wear-resistant and , not easy to break. 3. Adjustable ranging for different construction situations. 4. carbon steel hammer with stable performance. 5. Strong magnet on the side for easy attachment to iron objects. 6. Suitable for building line and wall vertical measurement. Specification: Condition: Item Type: Wire Plumb Bob Applicable length: 3 meters / 9.8ft, 6 meters / 19.7ft (optional) Usage: Suitable for building line and wall vertical measurement Package List: 1 * Line hammer Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. Package List