ESAB Linde ST-8 and ST-8A Mig Welding Torches are air-cooled hand-welding torches designed to operate at welding currents up to 200 amps. in either the short arc or conventional spray arc process variations of the gas metal arc (Mig) process. Both torches utilize a positive-action lever to actuate the torch switch, conveniently placed on the under side of the handle. The ST-8 and ST-8A are constructed around a rugged 60-degree curved torch body assembly which houses or otherwise accommodates all other principal parts.