Hinge-side safety pin 1440 Application Used for increasing the protection against forced entry on the hinge side of an existing door when pin-holding hinges, rear edge fittings or other devices cannot be used. Features To be screwed into the outside frame or the sash through a drilled hole in one half of the hinge. When the door is closed, the pin goes into a drilled hole in the other half of the hinge. This makes it more difficult to lift the door off or break it open on the hinge side. Material Galvanized steel. Security flush bolt 1215Used for inward- and outward-opening two-light windows wi… Flush bolt ASSA 8312Used for inward- and outward-opening two-light windows wi… Security flush bolt 1220Used for inward- and outward-opening double doors. Do you want to create a safe lock environment? ASSA OEM has created "The lock guide by ASSA OEM", and it's made to give you knowledge and tips about approved lock sets. We really encouring poeple to read our tips and guidelines here: The lock guide Want to download our product catalogues? If you prefer to download our product catalogue - you can download it here! We also provide instructions, declarations and other documents in our download documents section.Check it out!