The all-new Thermal Dynamics® True Series CutMaster® 42 is one of the most affordable, highest quality 1/4" (6 mm) plasma systems on the market. As part of the TRUE Series, you can rely on the CUTMASTER 42 to cut all day at its recommended cutting capacity and to pack more punch when you need it. The CUTMASTER 42 incorporates Vent2Shield technology allows the use of a considerably smaller compressor (less weight to carry, can be used with 120V) compared to similar 40A units.