How big of a plasma cutter do you really need

[muddstopper]

I thought i would just post a link to a little plasma cutter I found while playing oon the web. I dont know if this machine is big enough for anything, but I thought some might like to see it.
PLAZMARC ESP150 DUECE PACK PLAZMA CUTTER SYSTEM 150HRS WELDER TORTCH CUTTER AIR - RAILIRON--USED RAILROAD EQUIPMENT FOR SALE OR LEASE

 

[hutchman]

That ought to cut at least 1/2"

 

[RPW]

More like 3 to 5 inches

 

[muddstopper]

Its CNC compatable, if you happen to have a 2x4 plasma table and some sheet metal for art work. Hehe