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Screws, also known as threaded fasteners, have played an integral role in construction and manufacturing since the original invention of the wooden screw circa 428-350 BC by Greek mathematician Archytas of Tarentum. These primitive fasteners were used in the construction of oil and wine presses in the Mediterranean. By the 1400's, the original wooden screw design had evolved into screws made of metal which were used widely throughout continental Europe and the near east by the end of that century.

Today screws are made of various types of metal, with steel being the most common. In the evolution of the screw, processes were developed to produce stronger metals with anti-corrosi ... (more)

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