Tregaskiss' TOUGH GUN MIG Guns feature TOUGH LOCK retaining heads with dual taper technology. It is designed specifically for heavy-duty applications and can be customized with goosenecks, accessories, special triggers and consumables. Guns offered in 350 amp, 450 amp, 550 amp and 650 amp air-cooled models, and 400 amp and 600 amp water-cooled models. Available in cable lengths from 10 to 25 feet or in custom lengths.