1. Locking Screw: The breaker lock comes with a locking screw, which can be easily locked by yourself without tools, allowing you to improve efficiency. 2. Electrocution Prevention: The padlock lock beam and body are made of engineering plastic reinforced nylon to prevent electrocution and make the process safer. 3. Compact Structure: The circuit breaker locks are compact, light weight and easy to store. You can carry them around with you at all times. 4. Nylon and ChromePlated Brass: The circuit breaker lock is made of strong and reinforced nylon and chromeplated brass screws, and the universal design is suitable for all kinds of single, double and triple handle circuit breakers. 5. Wide Application: Our circuit breaker locks are suitable for industrial, chemical, electric power, petroleum, coal mine, flammable and explosive places. Specification: Item Type: Circuit Breaker Lockout Device Material: Nylon, brass Use: Applicable to industrial, chemical, electric power, petroleum, coal, flammable and explosive places Clampable Size: Approx. 8mm/0.31in Padlock Locking Beam Height: Approx. 38mm/1.5in Padlock Lock Beam Diameter: Approx. 6mm/0.24in Package List: 1 x Breaker Lock 1 x Padlock 2 x Key Note: Manual measurement may have error. Please make sure you don't mind before ordering.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.