So it’s always a joy to pick up a new trick, especially one as simple as putting a hardened edge on mild steel using a drill bit as a filler rod. This tip comes to us by way of [Jody], aka ...

released in a Monday report by Fars news agency showed that Iranian steel mills had produced 3.312 million metric tons (mt) of mild steel in the month to April 20. Mild steel or semi-finished steel ...