The Standard Duty Diffuser for MDX™-100 MIG Guns by Miller Electric is engineered to enhance your welding experience with precision and reliability. This diffuser ensures that the contact tip is perfectly aligned and centered with the liner lock, creating an optimal wire-feed path that minimizes issues such as burnbacks, bird-nesting, and erratic arcs. Designed with tapered locks, it secures the contact tip and diffuser to the neck, ensuring excellent electrical conductivity while the shielding gas cools the contact tip tail within the diffuser. Additionally, the coarse thread design allows for quick and easy replacement of the contact tip, making this diffuser an essential component for efficient welding operations. Proudly made in the United States, it exemplifies quality and performance in welding consumables.