The recent industrial boom witnessed a significant riser in the numbers of Allen key manufacturer in India. And the rise isn’t something one can just term ‘accidental’ and write off. There are multiple important and noteworthy reason for this sudden appearance of so many Allen key manufacturer in India that are complimenting the rise in numbers of Hand Tools Manufacturers in Noida. The allen key is a very useful and widely-used mechanical hand tool not just in India but all around the world. Allen key is also known as hex key thanks to its hexagonal-shaped head from where it gets this name. The allen key is probably the most lightweight and the smallest in size mechanical hand tool in use by the people. It is usually made of aluminium or steel.