Safety padlock is designed exclusively for lockout/tagout applications to help ensure dangerous machines are properly turned off and not restarted before maintenance is complete. High-security, reserved-for-safety cylinder with key-retaining ensures padlock is not left unlocked. Message on case reads, "Locked Out Do Not Remove." Lock body stands up to chemicals and temperature extremes. It is UV stable. The durable, lightweight, lock body is easy to carry. The 1-3/8" wide x 1-7/8" tall Thermoplastic body has a 1-1/2" shackle clearance.