Keyed Different Lockout Locks with Master Keys 10 Yellow Padlocks 2 Keys Per Lock Red Each padlock LOTO setup includes ES LOTO 64 Each padlock LOTO setup includes multilingual warning and identification labels that help teams communicate lock status and associate individual locks with the employees who applied them Our aluminum shipping & receiving signs already come with drilled holes for easy and secure installation The combination of ten separate key combinations and one defined master key group makes this set practical for facilities that need individual lock assignments while maintaining controlled group level key management Nonconductive thermoplastic unibody