The Security Lockout Devise is a versatile and economical solution to a multitude of security issues. This can be used to over lock a storage facility when the customer has used 2 padlocks.(Lock out the customer) Manufacturing environments use the Lockout Devise to secure machinery. The Lockout Devise is a solution to OSHA requirements. aka Lockout Hasp Scissor Action The Lockout Devise is available in 2 sizes 1” and 11/2” inside diameter and accommodates up to 6 padlocks with a shackle diameter up to 3/8” (10mm). Item # Description SL-420 1” Inside Diameter of Jaws when Closed Contact Sales Shop online Product Features: Durable Heavy Weight Steel Accommodates up to 6 padlocks with Shackle Diameter of up of 3/8”(10mm)