Medium Snap-On Circuit Breaker Lockout Place the device over the circuit breaker lever toggle, then tighten the thumbscrew. The blade type design requires less clamping force but makes engagement tighter. The removable clamping plate (included) further expands the scope of application Can be used with a safety padlock with a shackle dia up to 7mm Suitable for various single-pole and multi-pole circuit breakers with a built in tripping device
