Tip gauge ( teaching eye ) Tip gauge ( teaching eye ) Function/Use It is installed to the tip body and used for teaching. Features Even if I is contacted, the structure is hard to break. Specification Related Products Contact Tip 【 Features of our Contact Tip 】 CZ Conta LL conduit cleaner LL Conduit Cleaner Function/Use ■Conduit For TIG Welding PC Tungsten Electrode Stick For TIG Welding PC Tungsten Electrode St Nozzle cleaner Beauiful Yatter Man 2 ( Cooling Water Co