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.
He responded that he used the drill press as a press to push against a release bearing to open the clutch pressure plate. He said he sandwiched a bathroom scale between the drill chuck and bearing to measure the force. He also said he put pieces of 2X4s on each side of the scale to spread the force.