, "Each authorized employee shall affix a personal lockout or tagout device to the group lockout device, group lockbox, or comparable mechanism…" Prevent access to keys when a group of personnel are working on equipment or machinery with Lock Boxes. Lock Boxes securely hold workers padlocks and shouldn't be removed until their portion of the work is completed. Use STOPOUT® line of products to effectively lockout unauthorized access or tampering to padlocks. Lock Boxes are portable to be moved around from job to job, or can be mounted onto the wall for a permanent display. Group Lockout View Boxes allow you to see the lock box and all the keys involved.