Weldmark 53N58-61 Alumina Gas Lens Nozzle (Box of 10) Weldmark Sale! from 3980 /per Size 1/4" 5/16" 3/8" 7/16" Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. SKU:WEL 53N58