High quality handle of window is made of zinc alloy material. The window handle is durable, heat resistant and corrosion resistant. The smooth handle can prevent the surface of the window and door frame from being worn. Smooth Handle Double glazing window handles are smooth, which can protect the surface of the door and window frame from abrasion. Locking Design With the window locking mechanism, you can easily and safely close and reopen the window. Increased protection and child safety. The window handle replacement is better suited to aluminium windows and doors. Easy to install Align the screws with the screw holes to fix the front of the doors and windows, contains fixing screws. Multiple Functions You can use cockspur window handles on windows and sliding doors.