Iron is Iron. It does not matter if is in India or on the surface of Mars. Atomically it is identical.
However several things can make one steel better than another.
The presence of impurities like other metals may impair the quality of a steel. Also it is important that a steel has the right...
Weighing in as an Australian, we have lost nearly all of our tool manufacturing industry. As far as I am aware we have only a handful of small and specialized companies that still manufacture here (Sutton, Dawn etc). Only 30 years ago we had multiple manufacturers in each tool category. If you...