Door and window handle is very common in life. We operate the door&window by handles. Today we will show you two types of window handle we use daily.1. Multi-point window handle: It is the most commonly and widely used type handle. Usually apply to casement windows, indoor sliding doors, and top-hung windows. 2. Fork window handle: It looks like a "U-shaped" fork at the bottom of the handle. Apply to aluminum alloy casement external or outward opening window. Aosituo hardware is professional