
Keep your welds clean and your arc stable with these high-quality replacement MIG nozzles. Designed as a direct replacement for the standard Tweco 21-50 nozzle, this 2-pack ensures you always have a spare on hand when you need it most. The 1/2-inch bore is the "gold standard" for most MIG welding projects, offering a perfect balance of gas coverage and accessibility into tighter joints.
Whether you are running a classic Tweco #1 or #2 gun, or using a welder equipped with a Lincoln Magnum 100L torch, these nozzles slide on easily and stay put. The precision-machined copper construction withstands the heat of the arc and resists spatter buildup, while the smooth interior finish promotes laminar gas flow to protect your weld pool from porosity. Don't let a clogged or damaged nozzle ruin your bead—swap it out in seconds with this convenient twin pack.
| Additional Information |
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| Item:Nozzle |
| Brand:Tweco Style, ESAB |
| Packaging Description:2 in a pack |
| Fits Which Model:N/A |
| Product Type:MIG Welding Nozzle |
| Bore Size:1/2" (12.7 mm) |
| Series:21 Series |
| Material:Copper Alloy |
| Connection Type:Slip-On |
| Compatible Brand/Model:Tweco #1, Tweco #2, Lincoln Magnum 100L |