Padlock is designed exclusively for lockout tagout applications and is best used as part of a comprehensive OSHA compliant safety program Lockout tagout padlock is key retaining, which helps ensure the padlock is not left unlocked; Locks are keyed different for added security Zenex thermoplastic lock body is durable, lightweight and non-conductive; Functions in temperatures from -70 to 350 degrees Fahrenheit 3 in. (75 mm) Tall, 1-1/2 in. (38 mm) wide lock body with 1/4 in. (6 mm) diameter shackle, 1-1/2 in. (38 mm) shackle length and 25/32 in. (20 mm) width Includes one black lockout tagout padlock, one key Body Material / Thermoplastic Shackle Dia. / 1/4 in Shackle Height / 1 1/2 in Shackle Material / Hardened Steel Shackle Width / 25/32 in Body Width / 1 1/2 in Includes / Customizable Labels Standards / OSHA 1910.147 Body Height / 3 in Body Color / Black Shackle Type / Open Number of Pins / 6