410 Series Zenex™ Padlocks - Set of Twelve, Safety Padlock, Keyed Alike, Thermoplastic, 1-1/2" WidthBox of 12 Locks comes with one key: Compliance with OSHA "one employee, one lock, one key" directive Includes write on "Danger" and "Property of" labels in English, French and Spanish Special thermoplastic body offers superior performance against chemicals, moisture, temperature and UV Designed exclusively for lockout tagout Reserved for safety cylinder provides over 44,000 unique key changes available Key retaining ensures that padlocks are not left