Abstract: Drilling and screwing machine intended more particularly for fitting door-hinge plates or like hardwares on pieces of joinery or similar elements, this machine comprising in the known fashion: a pivoting assembly consisting of a table supporting on one side a drilling head and on the other side a screwing head, an electric motor for rotatably driving said heads, a cylinder and piston unit of which the piston-rod supports said table, and means for retaining in position the piece of joinery which are secured to the front face of the machine base structure, said means consisting of a system comprising two tables adjustable, one about an horizontal axis and the other vertically, said machine being characterized in that it comprises on the other hand a box-shaped base structure (1) in which the main cylinder and piston unit (5) is enclosed with its piston-rod (2) extending vertically through an aperture (50) formed in the top (53) of said box-shaped base structure, means being also provided for moving and guiding