Designed for on-site maintenance, the Tomahawk 375 Air plasma cutting system cuts mild steel, stainless steel and aluminum. It includes an internal air compressor and can be used anywhere 208- or 230-volt, single-phase 60 Hz power is available. The unit provides continuous output control to focus the plasma arc for up to 5/16-inch recommended, 3/8-inch maximum, and ½-inch severance cut thicknesses, the company says. It produces 10 to 25 amps output and is rated at 25 amps at 90 volts.