Brady 65966 Single Pole Breaker Lockout Clamp-On, For 480/600V AC Volt, 6 PK G2819065 which means it will fit

which means it will fit your existing tools

315 A (Type 1 Power Circuit)

Ambient temperature:

Pacific Blue Select

Brady 65966 Single Pole Breaker Lockout Clamp-On, For 480/600V AC Volt, 6 PK G2819065 which means it will fitSingle Pole Breaker Lockout, Circuit Breaker Lockout Type Clamp On, For Circuit Breaker Type Single Pole, For Maximum Padlock Shackle Diameter 9 32 in, For Voltage 480 600V AC, Maximum Number of Padlocks 1, Overall Height 1. 59 in, Overall Length 2. 19 in, Overall Width 3. 25 in, For Maximum Switch Width 1. 5 in, For Use With Internal Trip Multi Pole Breakers, Single Pole Breakers, Includes Cleat, Lockout Color Red, Lockout Material Polypropylene,