Screwdriver is easily one of the most popular and the most extensively-used mechanical hand tool not just in India but around the world today. The this tool is used extensively all around the world. So much, that many consider it the core member of the mechanical hand tool kits being used all around the world. It has undergone multiple changes in the design and purpose of usage, but the basic principle of usage still remains the same. It is used for tightening or loosening of the screws installed in the mechanical systems, thus making it easier to tighten or loosen them up. The manufacturing process of the screwdriver tool is a laborious, time-consuming and exhaustive process involving multiple steps and people.
