Uploaded September 2025 | Updated September 2026, 3 weeks ago

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If you’re new to welding, understanding the difference between 2T and 4T can make a huge difference — especially on long beads. 2T is your basic trigger on/off, while 4T lets you weld without holding the trigger the whole time. Total game-changer.

The Rockwood MIG 160 has both — here’s how it works 👇
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