Forty years ago, the abrasive disk chop saw flooded into farm shops across the country. Compared to using either a hack saw or an acetylene torch to cut dimensional steel, the chop saw was an easy ...

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.

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 ...