The M315-3545 MIG Gun TW3 is a professional-grade 15-foot replacement torch designed for Miller welding systems. Compatible with .035″-.045″ wire sizes, this 300-amp air-cooled gun delivers reliable performance for medium to heavy fabrication applications. Features smooth wire feeding, durable construction, and easy-to-replace Tweco-style consumables. Ideal for structural steel, heavy equipment repair, and production welding.
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