Provides a rugged tamper resistant method to lockout your pneumatic equipment/source to maintain worker safety. This easy to use lockout device has seven openings ranging from 9/32" - 1/2"diameter, that accommodates most male and female pneumatic configurations. The red octagon shape reinforces the devices lockout status, while the clear top allows users to see what is lockout. It is constructed of two polycarbonate halves connected with a steel hinge for rugged strength and durability. The unit is secured with a padlock (sold separately) and is designed to prevent tampering.