Italy Design Mortise Lever Handle Door Lock
Product Description:Small Zinc Alloy Door Lock
Application Scope: SM-218221-AB
This lockset is designed to fit doors of thickness 35~55mm.
SIZE OF LOCK: 210*50 mm
Cylinder: Bothside key open/ one side key open inside knob open.
Key: 3 pcs of brass computer keys
This zinc alloy handle lock good quality in polishing and plating. The lock machine and cylinders function good. It were widely exported to different countries and also sells good in Chinese market because of popular design and competitive price.
Double tongued door lock
This type of lock has two locking tongues, the square tongue and the inclined tongue. Now many security doors are equipped with such locks. According to the function of the handle, it is usually divided into three types: single active mortise lock, double active mortise lock and quick-open mortise lock. The single living means that the handle is fixed on the outdoor side; the indoor side can be pressed to open the inclined tongue; the active living means that the handles on both sides can be pressed to open the inclined tongue; the quick opening means that the outdoor and indoor handles can be lifted.
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