No Hole Circuit Breaker Lockout - 480-600 Volts Device
Features:
These "No-Hole" breaker lockouts are extremely versatile and easy to install using patented thumbscrew design - no screwdrivers needed! Simply tighten lockout securely onto switch tongue, pull cover over thumbscrew and lock cover to prevent clamp from being loosened
Detachable Cleats (included) expand the range of applicable breakers