Check the listing for details. CK 2SG7 Nozzle Silicone Nitride Super Cup 7/16" X 1". Condition: New. Listed at 27.99 USD. The Welding Superstore Our eBay Store About Us Contact Us Add to Favorite Sellers Please note the shipping delivery estimate before placing your order! CK Worldwide Part # 2SG7 The right nozzle for the toughest TIG welding applications. Super Cups withstand high-amperage and high-reflective heat applications while minimizing cracking problems related to thermal shock. Reduce problems of thermal stresses making Alumina Nozzles obsolete for high-heat applications. Reduce downtime. Reduce replacement part costs. Reduce effects of nozzle errosion. Reduce thermal conductivity by approximately 40%. Package of 1 Series: 2 Series Package: 1 What Series is my Torch? Knowing the series of your torch takes the guess work out of finding consumables and replacement parts. 2 Series: torches includes 9, 20, 100, 110, 130, 200, 230FL2L, CKM230, CWH230, WCM230 torches and other popular torches of Weldcraft, Lincoln, WeldTec and Profax with similar models. 3 Series: torches include 17, 18, 26, 150, 210, 300, 510, Trimline, FL3L, CKM350, CWHTL300, CWH350, CWM350 and other popular torches of Weldcraft, Lincoln, WeldTec and Profax with similar models. 4 Series: stubby consumables are compatible with 17, 18, 26, 150, 210, 300, 510 Trimline, FL3L, CKM350, CWHTL300, CWH350, CWM350 torches. 51 Series: consumables are compatible with the CK510 torches. 8 Series: torches include 24, 24W, 80, 90, 180, CWH180, CK24W.