a.Made from polypropylene PP and PA. b.Use thumbscrew to clamp lockout securely onto switch tongue, then pull cover and lock in place to prevent clamp from being loosened. c.New blade design provides tighter grip with less torque on thumb screw. d.Detachable cleats expand the range of applicable breakers. e.This circuit breaker lockout can use together with a shackle diameter≤ 7mm padlock. Electrical lockout lockouts body and button part are made of reinforced nylon PA material with wear resistance, corrosion resistance, good insulation and temperature difference resistance (-50℃~+177℃). The miniature circuit breaker lockouts do not require any installation tools! The lock body comes with a button buckle design, and the installation can be easily completed by manually pressing the button. And The lever-type circuit breaker lock uses a finger-turned first wheel for quick installation. Suitable for a variety of single-stage, multi-stage and any miniature circuit breakers to protect employees from electrical accidents during equipment maintenance.