An angle grinder fitted with an abrasive metal-cutting disc works well to cut all kinds of metal, including bolts, angle iron, rebar and even sheet metal. But the discs wear down quickly ...

Most strong and thick sheet metals will require power tools for cutting, such as an angle grinder ... you will use yellow tin ...

If a shop was “high-tech,” it might have a metal cutting bandsaw or abrasive-disk chop saw. In recent decades plasma cutters appeared in some farm shops to take slicing metal to a higher level.