Not heard of this before, but the first thing to pop in my head was hydrogen embrittlement.
Similar cost to a regular plasma cutter.
The ability to cut "inflammable" materials like brick and concrete does sound intriguing.
Re: Fractional Inch Tools - Who Need 'Em?
Well, you misread me. My fault I guess - I wanted a catchy headline and got it. But I was really asking a serious question. I've owned and worked on a couple of very uncool 70's era cars. I'd love to have a muscle car, but I don't have anywhere to keep...
A while back I needed to get some new metric sockets to fill in the gaps in the larger end of my set. (Why, why, why do they skip mm sizes?) I dutifully picked up the set I needed and it's matching SAE version.
Shortly after, I had an epiphany. I couldn't remember the last time I needed an inch...