Because of the First World War, Wegener's book went unnoticed outside Germany. In 1922, however, a third (revised) edition was translated into English, French, Russian, Spanish, and Swedish, pushing Wegener's theory of continental drift to the forefront of debate in the Earth sciences.
A drilling machine, called a drill press, is used to cut holes into or through metal, wood, or other materials (Figure 4-1). Drilling machines use a drilling tool that has cutting edges at its point.
Hydraulic Press. A metalworking lathe machine is used for shaping metal (or other materials) round by holding and rotating the workpiece while a carbide tool bit is pushed into the outside or inside of the workpiece - causing a chip removing cutting action.