Weldmark 125N90SQ Short 90° Quartz Nozzle Weldmark Sale! from 10054 /per 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. For use with W-125 micro series hand-held water-cooled TIG welding torches. SKU:WEL 125N90SQ