Group Lockout Box Box Color Red Box Material Steel Door Opening Type Sliding For Maximum Padlock Shackle Diameter 3/8 in Maximum Number of Padlocks 12 Number of Key Hooks 9 Overall Depth 2 in Overall Height 7 in Overall Width 12 in Mounting Location Wall Includes Pre-Drilled Mounting Hardware Includes Mounting Hardware Yes Includes Window Clear Window Window Material Plastic