handles = manijaManijaManija of cast brass.Rotating handle.A handle, handle, knob, knob, handle or latch is the mechanism that serves to open doors, drawers, etc. There are several models, types and forms of handles. Some are rotating, i.e. it is necessary to turn to trigger them. Others are fixed, and it is hardly necessary to pull. Finally, there is that need to be forced down to open. Common materials for the manufacture of handles are brass, bronze, aluminum, zinc alloy, iron and other less common metal alloys.