10pcs 3.2x450mm Aluminum Alloy Welding Brazing Rods Tools for ...
Recommended for welding or brazing aluminum alloy: 1060, 1350, 3003, 3004, 3005, 5005, 5050, 6053, 6061, 6951, 7005, and cast alloys 710.0 and 711.0 Process Light the torch, fire shall not be too small, to be able to easily burn pipe next to the heat sink .