WeldingCity 10 Alumina Ceramic Cup Nozzles 10N47 #7 for TIG Welding Torch 17, 18 and 26 Premium quality TIG welding torch Alumina cup nozzle 10N47 #7 for regular setup in torch 17, 18 and 26. Use with 10N series collet body in torch 17, 18 and 26. You get Ten (10) 10N47 Alumina cups at this price. We use U.S. Postal Service (USPS) as main carrier. Please provide a USPS deliverable address.