Features Aluminum Alloy Lock Body: The Lock Body Is Made of Aluminum Alloy Die Casting, with Strong Strength And Corrosion Resistance, Suitable for Various Harsh Working Environments. Easy to Use: Equipped with Fastening Screws, The Lockout Device Can Be Manually Locked Without The Need for Tools, Making It More Convenient to Use. The Threaded Screw Handwheel Is More Comfortable And Effort Saving to Tighten. Tight Bite: The Interior of The Lock Body Is Designed with Alloy Serrations, Which Are More Tightly Engaged with The Circuit Breaker Handle, Making It Difficult to Fall off During Use And Ensuring The Effectiveness of Locking And Tagging to A Greater Ext Scope of Application: Suitable for Locking High Voltage And High Current Circuit Breakers with A Handle Width of 8mm To 16mm. Easy to Use: Small Size And Being Lightweight, Ensure Good Lock And Convenient Use, Choose with Confidence Specification: Item Type: Circuit Breaker Lock Material: Aluminum Alloy, PP Application: Safe isolation of medium and large circuit breakers Package List: 1 x Circuit Breaker Lock Package List 1 x Circuit Breaker Lock