WeldingCity Teflon Liner 194T-012 194012 (.035"-.045") 15-ft for Aluminum Wire in Miller M & Hobart H MIG Welding Gun Premium quality Teflon liner 194T-012 .035"-.045" 15-ft for Miller Millermatic and Hobart MIG Welding Guns. For soft metal wire MIG welding such as Aluminum etc. Fits Miller Millermatic M-100 (M-10)/M-150 (M-15)/M-25/M-40 and Hobart H series MIG welding gun or equivalents. Please see all listed pictures for parts details and spec. and check your MIG gun details for part compatibility. Strong technical support with experienced customer service to address buyer's any question.