ESAB Heliarc HW-4 (SERIES 2) Hand Welding Torch is a versatile tool for hand welding, designed for use with a.c., straight-polarity d.c., or reversed-polarity d.c., depending on the job requirements. It features a water-cooled torch body, electrode chamber and torch power cable, making it lightweight and easy to handle, even with extended use. The HW-4 (SERIES 2) is available with either a 12-1/2-ft or 25-ft cable-and-hose assembly, and has a maximum current capacity of 300 amps with a.c. and 250 amps with d.c. using a 12-1/2-ft. cable-and-hose assembly, and 250 amps with a.c.