A new version of the chop saw is quickly relegating those original soot-covered noise machines to the back corners of farm shops. Their name — metal-cutting miter saw — reveals the reason for ...

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.

Cut-off wheels and abrasive saw blades use several types of abrasive grains. Aluminum oxide, the most common industrial mineral in use today ... Crushed tungsten carbide grits are used in metal-bonded ...