Why Threads Are Divided into Left-hand and Right-hand: An Analysis of Principles, Applications, and Significance
Threads, as an indispensable element in mechanical connections, are widely used in various mechanical parts such as bolts, nuts, and lead screws. However, have you noticed that threads are not limited to a single direction of rotation but are categorized into left-hand and right-hand types? So, why are threads divided into left-hand and right-hand? This …