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螺丝的历史
早于公元一世纪,螺丝状的工具已见于欧洲,当时主要用作酒及橄榄油瓶瓶塞。 而作用紧固件用的螺丝, 现存最早的记录是见于公元 1513 年,由德国钟表匠所製, 当时的螺丝结构简单,其上的螺纹只是靠工匠用锉磨出,故此产量廖廖可数 。 情况一直维持至十八世纪末,当英国人发展出专门製作螺丝的车床后, 螺丝的应用才得以普及化。而现代使用的搓丝法则始见于二十世纪,用此法製造的螺丝不但精度高,品质好,而且成本也低。经过多年发展,今时今日的螺丝真真正正成为紧固件的代表,遍佈于各类产品之中。
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