Cover plate 823 Application For situations where handle holes need to be covered. Material Stainless steel. Installation Screw Use no. 6 (3.0 mm) TKFX/DIN 7995. For outside mounting of ASSA 823, use the corresponding one-way screw. Plate 1857/1857TFor espagnolettes with lock or seal shall be operated wit… Handle locking device ASSA 850Approved child-resistant locking device. For windows and … Spacer plate ASSA 7344Used as a pad for handles ASSA 7314 and ASSA 7315 when th… 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!