· Wide Model Compatibility: Our welding gun torch is a perfect fit for an extensive range of Miller models, including Millermatic 200, 210, 212, 250, 250X, 251, 252, and Vintage. Enjoy the flexibility of using the same reliable torch across multiple machines.· This miller m-25 gun use standard Miller front consumables uses the same 169 726 gas nozzle, the same 169 728 tip adapter, the same 169 729 nozzle adapter, and the same contact tips as the OEM Miller gun .035-.045(0.9-1.2MM) diameter welding wire· Ergonomics and Comfort: Experience unmatched comfort during welding with our ergonomically designed welding gun torch, while the easy-to-use trigger mechanism ensures effortless control and a very positive response for a superior welding experience.· Superior Durability: Our copper nozzles in the Miller M-25/40 MIG welding gun accessories kit are engineered to provide exceptional durability, offering longevity and resistance to spatter adhesion.· Compatibility: The MIG welding gun kit is carefully designed to be fully compatible with Miller Millermatic M-25/M-40 and Hobart H MIG welding gun torch.