English: Newsreels in which Dutch subjects of a certain week are presented.; Focus on the production of marine propellers in a factory in Drunen. SHOTS: marine propeller turns in the water; sailing tanker; man makes a model for the blades; liquid metal is poured into a mold; propellers with a diameter of nine meters are manually polished; checking of the smoothness; controle van gladheid; trailer transports a propeller across a cleared part of the road and across a bridge with added support.