Waterjet has a small kerf, typically 0.04 inches, or 1 mm. It can go even smaller with specialized setups (microjet). The waterjet cutting stream automatically

Waterjet has a small kerf, typically 0.04 inches, or 1 mm. It can go even smaller with specialized setups (microjet). The waterjet cutting stream automatically cools the material as it cuts, leaving heat treatment intact. Waterjets can also cut through material that would too hard to machine with ordinary metal tools, like hardened tool steel, stone, etc. I have some more information on the Big Blue Saw website: https://www.bigbluesaw.com/faqs/parts/how-does-waterjet-cutting-work.html https://www.bigbluesaw.com/faqs/parts/how-does-waterjet-cutt...